2021-03-29
Published Date
Consumer Discretionary
Industry
107
Pages
The latest study on Utility Knives Market by Read Market Research provides a detailed summary and overview of the global market. The base year considered in this report is considered 2020 whereas information for 2021 is estimated and forecast from 2022 till 2027. The CAGR (Compound Annual Growth Rate) period of this report is 2021-2027. The Global Utility Knives Market is valued at USD XX Million in the year 2020 and is estimated to grow at USD XX Million by the end of year 2027.The report will shed light on very important growth aspect of Utility Knives and is a must have data for all the companies, investors, decision makers, top level executives and readers. The segmental analysis of the report provides detailed analysis on Revenue, Growth, Forecast By Region, Type and Applications for the period 2016-2027. The major vendors covered: Klein Tools Pro'skit Sinotools Textron Channellock Excelta Ideal Industries Wiha JETECH Snap-on Inc. PHOENIX DUCK TTi Irwin JK Files Great Wall Precision Knipex JPW Industries Apex Tool Group Tajima Akar Tools Stanley Wurth Group Ajay Utility Knives Market Analysis By Type Segment: Fixed Blade Auto-Retracting Utility Knives Market Analysis By Application Segment: Commercial Household The Utility Knives Market has been thoroughly researched with the help of Primary and Secondary Research and has been validated by conduction interviews with industry experts across all the regions. As it is global study, we have included all the major regions. Bottom Up approach has been used to derive and define the market size and shares of regions. Regions such as U.S., Canada, Germany, France, U.K., Italy, Russia, China, Japan, South Korea, India, Australia, Taiwan, Indonesia, Thailand, Malaysia, Philippines, Vietnam, Mexico, Brazil, Turkey, Saudi Arabia, U.A.E, etc. has been taken into consideration while deriving the market size and shares of regions. Key Details of Regions and Countries of Utility Knives Report: United States China European Union Rest of World (Japan, Korea, India and Southeast Asia) Key data provided: Market Size of Regions Market Share of Regions Compound Annual Growth Rate (CAGR) Historic Data From 2016-2020 Forecast Data From 2021-2027 Competitive Landscape of Utility Knives Market: Utility Knives market competitive landscape analysis sheds light on the current market structure by players. The report will help the readers to understand some most important questions of the global market. Key Questions Answered in Competitive Landscape- Detailed information about Key Top Competitors in the Global Utility Knives Market What is the expected Market size and growth rate of the Utility Knives market for the forecast period Where is the largest and fastest growing market for Utility Knives market How does the market relate to the overall economy, demography and other similar markets What forces will shape the market going forward Can I include additional segmentation / market segmentation Utility Knives market global report answers all these questions and many more. The study objectives are: To analyze and research the Utility Knives Market status and future forecast. To present the key Utility Knives Market analysis of companies and present revenue, market share, and recent development for key players. To split the breakdown data by regions, type, companies and applications To analyze the global and key regions market potential and advantage, opportunity and challenge, restraints and risks. To identify significant trends, drivers, influence factors in global and regions To analyze competitive developments such as expansions, agreements, new product launches, and acquisitions in the market Frequently Asked Questions - FAQ: How big is the opportunity for the Utility Knives market Which are the recent industry development that can be implemented to generate additional revenue streams Who are the major players operating in the Utility Knives market Which companies are the front runners What are the major end-use industries of Utility Knives market
Table of Contents 1 Report Overview 1.1 Study Scope 1.2 Major Manufacturers Covered in This Report 1.3 Market Segment by Type 1.3.1 Global Utility Knives Market Size Growth Rate by Type (2019-2025) 1.3.2 Fixed Blade 1.3.3 Auto-Retracting 1.4 Market Segment by Application 1.4.1 Global Utility Knives Market Share by Application (2019-2025) 1.4.2 Commercial 1.4.3 Household 1.5 Study Objectives 1.6 Years Considered 2 Global Growth Trends 2.1 Global Utility Knives Market Size 2.1.1 Global Utility Knives Revenue 2014-2025 2.1.2 Global Utility Knives Sales 2014-2025 2.2 Utility Knives Growth Rate by Regions 2.2.1 Global Utility Knives Sales by Regions 2014-2019 2.2.2 Global Utility Knives Revenue by Regions 2014-2019 2.3 Industry Trends 2.3.1 Market Top Trends 2.3.2 Market Drivers 3 Market Share by Manufacturers 3.1 Utility Knives Sales by Manufacturers 3.1.1 Utility Knives Sales by Manufacturers 2014-2019 3.1.2 Utility Knives Sales Market Share by Manufacturers 2014-2019 3.2 Revenue by Manufacturers 3.2.1 Utility Knives Revenue by Manufacturers (2014-2019) 3.2.2 Utility Knives Revenue Share by Manufacturers (2014-2019) 3.2.3 Global Utility Knives Market Concentration Ratio (CR5 and HHI) 3.3 Utility Knives Price by Manufacturers 3.4 Key Manufacturers Utility Knives Plants/Factories Distribution and Area Served 3.5 Date of Key Manufacturers Enter into Utility Knives Market 3.6 Key Manufacturers Utility Knives Product Offered 3.7 Mergers & Acquisitions, Expansion Plans 4 Market Size by Type 4.1 Sales and Revenue for Each Type 4.1.1 Fixed Blade Sales and Revenue (2014-2019) 4.1.2 Auto-Retracting Sales and Revenue (2014-2019) 4.2 Global Utility Knives Sales Market Share by Type 4.3 Global Utility Knives Revenue Market Share by Type 4.4 Utility Knives Price by Type 5 Market Size by Application 5.1 Overview 5.2 Global Utility Knives Sales by Application 6 United States 6.1 United States Utility Knives Breakdown Data by Company 6.2 United States Utility Knives Breakdown Data by Type 6.3 United States Utility Knives Breakdown Data by Application 7 European Union 7.1 European Union Utility Knives Breakdown Data by Company 7.2 European Union Utility Knives Breakdown Data by Type 7.3 European Union Utility Knives Breakdown Data by Application 8 China 8.1 China Utility Knives Breakdown Data by Company 8.2 China Utility Knives Breakdown Data by Type 8.3 China Utility Knives Breakdown Data by Application 9 Rest of World 9.1 Rest of World Utility Knives Breakdown Data by Company 9.2 Rest of World Utility Knives Breakdown Data by Type 9.3 Rest of World Utility Knives Breakdown Data by Application 9.4 Rest of World Utility Knives Breakdown Data by Countries 9.4.1 Rest of World Utility Knives Sales by Countries 9.4.2 Rest of World Utility Knives Revenue by Countries 9.4.3 Japan 9.4.4 Korea 9.4.5 India 9.4.6 Southeast Asia 10 Company Profiles 10.1 Stanley 10.1.1 Stanley Company Details 10.1.2 Company Description and Business Overview 10.1.3 Sales, Revenue and Market Share of Utility Knives 10.1.4 Utility Knives Product Introduction 10.1.5 Stanley Recent Development 10.2 Apex Tool Group 10.2.1 Apex Tool Group Company Details 10.2.2 Company Description and Business Overview 10.2.3 Sales, Revenue and Market Share of Utility Knives 10.2.4 Utility Knives Product Introduction 10.2.5 Apex Tool Group Recent Development 10.3 Great Wall Precision 10.3.1 Great Wall Precision Company Details 10.3.2 Company Description and Business Overview 10.3.3 Sales, Revenue and Market Share of Utility Knives 10.3.4 Utility Knives Product Introduction 10.3.5 Great Wall Precision Recent Development 10.4 TTi 10.4.1 TTi Company Details 10.4.2 Company Description and Business Overview 10.4.3 Sales, Revenue and Market Share of Utility Knives 10.4.4 Utility Knives Product Introduction 10.4.5 TTi Recent Development 10.5 Snap-on Inc. 10.5.1 Snap-on Inc. Company Details 10.5.2 Company Description and Business Overview 10.5.3 Sales, Revenue and Market Share of Utility Knives 10.5.4 Utility Knives Product Introduction 10.5.5 Snap-on Inc. Recent Development 10.6 Ideal Industries 10.6.1 Ideal Industries Company Details 10.6.2 Company Description and Business Overview 10.6.3 Sales, Revenue and Market Share of Utility Knives 10.6.4 Utility Knives Product Introduction 10.6.5 Ideal Industries Recent Development 10.7 Textron 10.7.1 Textron Company Details 10.7.2 Company Description and Business Overview 10.7.3 Sales, Revenue and Market Share of Utility Knives 10.7.4 Utility Knives Product Introduction 10.7.5 Textron Recent Development 10.8 Klein Tools 10.8.1 Klein Tools Company Details 10.8.2 Company Description and Business Overview 10.8.3 Sales, Revenue and Market Share of Utility Knives 10.8.4 Utility Knives Product Introduction 10.8.5 Klein Tools Recent Development 10.9 Wurth Group 10.9.1 Wurth Group Company Details 10.9.2 Company Description and Business Overview 10.9.3 Sales, Revenue and Market Share of Utility Knives 10.9.4 Utility Knives Product Introduction 10.9.5 Wurth Group Recent Development 10.10 Tajima 10.10.1 Tajima Company Details 10.10.2 Company Description and Business Overview 10.10.3 Sales, Revenue and Market Share of Utility Knives 10.10.4 Utility Knives Product Introduction 10.10.5 Tajima Recent Development 10.11 Knipex 10.12 Irwin 10.13 PHOENIX 10.14 Wiha 10.15 Channellock 10.16 Pro'skit 10.17 Ajay 10.18 Akar Tools 10.19 JPW Industries 10.20 JK Files 10.21 DUCK 10.22 JETECH 10.23 Excelta 10.24 Sinotools 11 Value Chain and Sales Channels Analysis 11.1 Value Chain Analysis 11.2 Sales Channels Analysis 11.2.1 Utility Knives Sales Channels 11.2.2 Utility Knives Distributors 11.3 Utility Knives Customers 12 Market Forecast 12.1 Global Utility Knives Sales and Revenue Forecast 2019-2025 12.2 Global Utility Knives Sales Forecast by Type 12.3 Global Utility Knives Sales Forecast by Application 12.4 Utility Knives Forecast by Regions 12.4.1 Global Utility Knives Sales Forecast by Regions 2019-2025 12.4.2 Global Utility Knives Revenue Forecast by Regions 2019-2025 12.5 United States Market Forecast 12.6 European Union Market Forecast 12.7 China Market Forecast 12.8 Rest of World 12.8.1 Japan 12.8.2 Korea 12.8.3 India 13 Research Findings and Conclusion 14 Appendix 14.1 Research Methodology 14.1.1 Methodology/Research Approach 14.1.1.1 Research Programs/Design 14.1.1.2 Market Size Estimation 14.1.1.3 Market Breakdown and Data Triangulation 14.1.2 Data Source 14.1.2.1 Secondary Sources 14.1.2.2 Primary Sources 14.2 DisclaimerList of Tables and Figures
List of Tables and Figures Figure Utility Knives Product Picture Table Utility Knives Key Market Segments Table Major Manufacturers Utility Knives Covered in This Report Table Global Utility Knives Market Size Growth Rate by Type 2020-2027 (K Units) & (Million US$) Figure Global Utility Knives Sales Market Shar by Type 2016-2027 Figure Fixed Blade Figures Table Major Manufacturers of Fixed Blade Figure Auto-Retracting Figures Table Major Manufacturers of Auto-Retracting Table Global Utility Knives Market Share by Application 2020-2027 (K Units) Figure Commercial Use Case Figure Household Use Case Figure Utility Knives Report Years Considered Figure Global Utility Knives Market Size 2016-2027 (Million US$) Figure Global Utility Knives Sales 2016-2020 (K Units) Table Global Utility Knives Market Size by Regions 2016-2020 (K Units) & (Million US$) Table Global Utility Knives Sales by Regions 2016-2020 (K Units) Table Global Utility Knives Sales Market Share by Regions 2016-2020 Figure Global Utility Knives Sales Market Share by Regions 2016-2020 Figure Global Utility Knives Sales Market Share by Regions in 2020 Table Global Utility Knives Revenue by Regions 2016-2020 (Million US$) Table Global Utility Knives Revenue Market Share by Regions 2016-2020 Figure Global Utility Knives Revenue Market Share by Regions 2016-2020 Figure Global Utility Knives Revenue Market Share by Regions in 2020 Table Market Top Trends Table Global Utility Knives Sales by Manufacturers (2016-2020) (K Units) Table Global Utility Knives Sales Share by Manufacturers (2016-2020) Figure Global Utility Knives Sales Share by Manufacturers in 2020 Table Utility Knives Revenue by Manufacturers (2016-2020) (Million USD) Table Utility Knives Revenue Share by Manufacturers (2016-2020) Figure Utility Knives Value Share by Manufacturers in 2020 Table Global Utility Knives Manufacturers Market Concentration Ratio (CR5 and HHI) Table Key Manufacturers Utility Knives Price (2016-2020) (USD/Unit) Table Key Manufacturers Utility Knives Plants/Factories Distribution Table Key Manufacturers Utility Knives Area Served Table Date of Key Manufacturers Enter into Utility Knives Market Table Key Manufacturers Utility Knives Product Type Table Mergers & Acquisitions, Expansion Plans Table Global Fixed Blade Sales and Revenue (2016-2020) (K Units) & (Million US$) Table Global Auto-Retracting Sales and Revenue (2016-2020) (K Units) & (Million US$) Table Global Utility Knives Sales by Type (2016-2020) (K Units) Table Global Utility Knives Sales Share by Type (2016-2020) Figure Global Utility Knives Sales Market Share by Type (2016-2020) Figure Global Utility Knives Sales Market Share by Type in 2020 Table Global Utility Knives Revenue by Type (2016-2020) (Million US$) Table Global Utility Knives Revenue Share by Type (2016-2020) Figure Global Utility Knives Revenue Market Share by Type (2016-2020) Figure Global Utility Knives Revenue Market Share by Type in 2020 Table Utility Knives Price by Type 2016-2020 (USD/Unit) Table Global Utility Knives Sales by Application (2016-2020) (K Units) Table Global Utility Knives Sales Share by Application (2016-2020) Figure Global Sales Utility Knives Market Share by Application (2016-2020) Figure Global Sales Utility Knives Market Share by Application (2016-2020) Figure United States Utility Knives Sales Growth Rate 2016-2020 (K Units) Figure United States Utility Knives Revenue Growth Rate 2016-2020 (Million US$) Table United States Utility Knives Sales by Company (2016-2020) (K Units) Table United States Utility Knives Sales Market Share by Company (2016-2020) Figure United States Utility Knives Sales Market Share by Company in 2020 Table United States Utility Knives Sales by Type (2016-2020) (K Units) Table United States Utility Knives Sales Market Share by Type (2016-2020) Figure United States Utility Knives Market Share by Type in 2020 Table United States Utility Knives Sales by Application (2016-2020) (K Units) Table United States Utility Knives Sales Market Share by Application (2016-2020) Figure United States Utility Knives Market Share by Application in 2020 Figure European Union Utility Knives Sales Growth Rate 2016-2020 (K Units) Figure European Union Utility Knives Revenue Growth Rate 2016-2020 (Million US$) Table European Union Utility Knives Sales by Company (2016-2020) (K Units) Table European Union Utility Knives Sales Market Share by Company (2016-2020) Figure European Union Utility Knives Sales Market Share by Company in 2020 Table European Union Utility Knives Sales by Type (2016-2020) (K Units) Table European Union Utility Knives Sales Market Share by Type (2016-2020) Figure 2020 European Union Utility Knives Market Share by Type Table European Union Utility Knives Sales by Application (2016-2020) (K Units) Table European Union Utility Knives Sales Market Share by Application (2016-2020) Figure 2020 European Union Utility Knives Market Share by Application Figure China Utility Knives Sales Growth Rate 2016-2020 (K Units) Figure China Utility Knives Revenue Growth Rate 2016-2020 (Million US$) Table China Utility Knives Sales by Company (2016-2020) (K Units) Table China Utility Knives Sales Market Share by Company (2016-2020) Figure China Utility Knives Sales Market Share by Company in 2020 Table China Utility Knives Sales by Type (2016-2020) (K Units) Table China Utility Knives Sales Market Share by Type (2016-2020) Figure China Utility Knives Market Share by Type in 2020 Table China Utility Knives Sales by Application (2016-2020) (K Units) Table China Utility Knives Sales Market Share by Application (2016-2020) Figure China Utility Knives Market Share by Application in 2020 Figure Rest of World Utility Knives Sales Growth Rate 2016-2020 (K Units) Figure Rest of World Utility Knives Revenue Growth Rate 2016-2020 (Million US$) Table Rest of World Utility Knives Sales by Company (2016-2020) (K Units) Table Rest of World Utility Knives Sales Market Share by Company (2016-2020) Figure Rest of World Utility Knives Sales Market Share by Company in 2020 Table Rest of World Utility Knives Sales by Type (2016-2020) (K Units) Table Rest of World Utility Knives Sales Market Share by Type (2016-2020) Figure Rest of World Utility Knives Market Share by Type in 2020 Table Rest of World Utility Knives Sales by Application (2016-2020) (K Units) Table Rest of World Utility Knives Sales Market Share by Application (2016-2020) Figure Rest of World Utility Knives Market Share by Application in 2020 Table Rest of World Utility Knives Sales by Countries (2016-2020) (K Units) Table Rest of World Utility Knives Sales Market Share by Countries (2016-2020) Figure Rest of World Utility Knives Sales Market Share by Countries in 2020 Table Rest of World Utility Knives Revenue by Countries (2016-2020) (Million US$) Table Rest of World Utility Knives Revenue Market Share by Countries (2016-2020) Figure Rest of World Utility Knives Revenue Market Share by Countries in 2020 Figure Japan Utility Knives Sales Growth Rate (2016-2020) (K Units) Figure Japan Utility Knives Revenue Growth Rate (2016-2020) (K Units) Figure Korea Utility Knives Sales Growth Rate (2016-2020) (K Units) Figure Korea Utility Knives Revenue Growth Rate (2016-2020) (K Units) Figure India Utility Knives Sales Growth Rate (2016-2020) (K Units) Figure India Utility Knives Revenue Growth Rate (2016-2020) (K Units) Figure Southeast Asia Utility Knives Sales Growth Rate (2016-2020) (K Units) Figure Southeast Asia Utility Knives Revenue Growth Rate (2016-2020) (K Units) Table Stanley Company Details Table Stanley Description and Business Overview Table Stanley Utility Knives Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2020) Table Stanley Utility Knives Sales Growth Rate (2016-2020) Table Stanley Utility Knives Sales Market Share in Global Market Table Stanley Recent Development Table Apex Tool Group Company Details Table Apex Tool Group Description and Business Overview Table Apex Tool Group Utility Knives Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2020) Table Apex Tool Group Utility Knives Sales Growth Rate (2016-2020) Table Apex Tool Group Utility Knives Sales Market Share in Global Market Table Apex Tool Group Recent Development Table Great Wall Precision Company Details Table Great Wall Precision Description and Business Overview Table Great Wall Precision Utility Knives Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2020) Table Great Wall Precision Utility Knives Sales Growth Rate (2016-2020) Table Great Wall Precision Utility Knives Sales Market Share in Global Market Table Great Wall Precision Recent Development Table TTi Company Details Table TTi Description and Business Overview Table TTi Utility Knives Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2020) Table TTi Utility Knives Sales Growth Rate (2016-2020) Table TTi Utility Knives Sales Market Share in Global Market Table TTi Recent Development Table Snap-on Inc. Company Details Table Snap-on Inc. Description and Business Overview Table Snap-on Inc. Utility Knives Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2020) Table Snap-on Inc. Utility Knives Sales Growth Rate (2016-2020) Table Snap-on Inc. Utility Knives Sales Market Share in Global Market Table Snap-on Inc. Recent Development Table Ideal Industries Company Details Table Ideal Industries Description and Business Overview Table Ideal Industries Utility Knives Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2020) Table Ideal Industries Utility Knives Sales Growth Rate (2016-2020) Table Ideal Industries Utility Knives Sales Market Share in Global Market Table Ideal Industries Recent Development Table Textron Company Details Table Textron Description and Business Overview Table Textron Utility Knives Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2020) Table Textron Utility Knives Sales Growth Rate (2016-2020) Table Textron Utility Knives Sales Market Share in Global Market Table Textron Recent Development Table Klein Tools Company Details Table Klein Tools Description and Business Overview Table Klein Tools Utility Knives Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2020) Table Klein Tools Utility Knives Sales Growth Rate (2016-2020) Table Klein Tools Utility Knives Sales Market Share in Global Market Table Klein Tools Recent Development Table Wurth Group Company Details Table Wurth Group Description and Business Overview Table Wurth Group Utility Knives Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2020) Table Wurth Group Utility Knives Sales Growth Rate (2016-2020) Table Wurth Group Utility Knives Sales Market Share in Global Market Table Wurth Group Recent Development Table Tajima Company Details Table Tajima Description and Business Overview Table Tajima Utility Knives Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2020) Table Tajima Utility Knives Sales Growth Rate (2016-2020) Table Tajima Utility Knives Sales Market Share in Global Market Table Tajima Recent Development Table Knipex Company Details Table Irwin Company Details Table PHOENIX Company Details Table Wiha Company Details Table Channellock Company Details Table Pro'skit Company Details Table Ajay Company Details Table Akar Tools Company Details Table JPW Industries Company Details Table JK Files Company Details Table DUCK Company Details Table JETECH Company Details Table Excelta Company Details Table Sinotools Company Details Figure Utility Knives Value Chain Table Utility Knives Distributors List Table Utility Knives Customers List Table Global Utility Knives Sales Forecast 2020-2027 (K Units) & (Million US$) Figure Global Utility Knives Sales Forecast 2020-2027 (K Units) Figure Global Utility Knives Revenue Forecast 2020-2027 (Million US$) Table Global Utility Knives Sales Forecast by Type 2020-2027 (K Units) Figure Global Utility Knives Sales Forecast by Type 2020-2027 (K Units) Figure Global Utility Knives Sales Market Share Forecast by Type 2020-2027 Table Global Utility Knives Sales Forecast by Application 2020-2027 (K Units) Figure Global Utility Knives Sales Forecast by Application 2020-2027 (K Units) Figure Global Utility Knives Sales Market Share Forecast by Application 2020-2027 Table Global Utility Knives Sales Forecast by Regions 2020-2027 (K Units) Figure Global Utility Knives Sales Forecast by Regions 2020-2027 (K Units) Figure Global Utility Knives Sales Market Share Forecast by Regions 2020-2027 Table Global Utility Knives Revenue Forecast by Regions 2020-2027 (K Units) Figure Global Utility Knives Revenue Forecast by Regions 2020-2027 (K Units) Figure Global Utility Knives Revenue Market Share Forecast by Regions 2020-2027 Figure United States Utility Knives Sales Forecast 2020-2027 (K Units) Figure United States Utility Knives Revenue Forecast 2020-2027 (Million US$) Figure European Union Utility Knives Sales Forecast 2020-2027 (K Units) Figure European Union Utility Knives Revenue Forecast 2020-2027 (Million US$) Figure China Utility Knives Sales Forecast 2020-2027 (K Units) Figure China Utility Knives Revenue Forecast 2020-2027 (Million US$) Figure Japan Utility Knives Sales Forecast 2020-2027 (K Units) Figure Japan Utility Knives Revenue Forecast 2020-2027 (Million US$) Figure Korea Utility Knives Sales Forecast 2020-2027 (K Units) Figure Korea Utility Knives Revenue Forecast 2020-2027 (Million US$) Figure India Utility Knives Sales Forecast 2020-2027 (K Units) Figure India Utility Knives Revenue Forecast 2020-2027 (Million US$) Figure Southeast Asia Utility Knives Sales Forecast 2020-2027 (K Units) Figure Southeast Asia Utility Knives Revenue Forecast 2020-2027 (Million US$) Table Research Programs/Design for This Report Figure Bottom-up and Top-down Approaches for This Report Figure Data Triangulation Table Key Data Information from Secondary Sources Table Key Data Information from Primary Sources