The latest study on Inner Wear 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 Inner Wear 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 Inner Wear 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:
Pincesse Tam Tam
L Agent
Stella McCartney
Huit
Bluebella
Calvin Klein
Tommy Hilfiger
Emporio Armani
Hanes
Jockey
Aimer
GRACEWELL
Triumph
GUJIN
ManiForm
Inner Wear Market Analysis By Type Segment:
Men type
Women type
Inner Wear Market Analysis By Application Segment:
Adults
Children
Inner Wear Market Analysis By Regions (Countries):
The Inner Wear 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 Inner Wear 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 Inner Wear Market:
Inner Wear 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 Inner Wear Market
What is the expected Market size and growth rate of the Inner Wear market for the forecast period
Where is the largest and fastest growing market for Inner Wear 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
Inner Wear market global report answers all these questions and many more.
The study objectives are:
To analyze and research the Inner Wear Market status and future forecast.
To present the key Inner Wear 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 Inner Wear market
Which are the recent industry development that can be implemented to generate additional revenue streams
Who are the major players operating in the Inner Wear market Which companies are the front runners
What are the major end-use industries of Inner Wear 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 Inner Wear Market Size Growth Rate by Type (2021-2027)
1.3.2 Men type
1.3.3 Women type
1.4 Market Segment by Application
1.4.1 Global Inner Wear Market Share by Application (2021-2027)
1.4.2 Adults
1.4.3 Children
1.5 Study Objectives
1.6 Years Considered
2 Global Growth Trends
2.1 Global Inner Wear Market Size
2.1.1 Global Inner Wear Revenue 2016-2027
2.1.2 Global Inner Wear Sales 2016-2027
2.2 Inner Wear Growth Rate by Regions
2.2.1 Global Inner Wear Sales by Regions 2016-2020
2.2.2 Global Inner Wear Revenue by Regions 2016-2020
2.3 Industry Trends
2.3.1 Market Top Trends
2.3.2 Market Drivers
3 Market Share by Manufacturers
3.1 Inner Wear Sales by Manufacturers
3.1.1 Inner Wear Sales by Manufacturers 2016-2020
3.1.2 Inner Wear Sales Market Share by Manufacturers 2016-2020
3.2 Revenue by Manufacturers
3.2.1 Inner Wear Revenue by Manufacturers (2016-2020)
3.2.2 Inner Wear Revenue Share by Manufacturers (2016-2020)
3.2.3 Global Inner Wear Market Concentration Ratio (CR5 and HHI)
3.3 Inner Wear Price by Manufacturers
3.4 Key Manufacturers Inner Wear Plants/Factories Distribution and Area Served
3.5 Date of Key Manufacturers Enter into Inner Wear Market
3.6 Key Manufacturers Inner Wear Product Offered
3.7 Mergers & Acquisitions, Expansion Plans
4 Market Size by Type
4.1 Sales and Revenue for Each Type
4.1.1 Men type Sales and Revenue (2016-2020)
4.1.2 Women type Sales and Revenue (2016-2020)
4.2 Global Inner Wear Sales Market Share by Type
4.3 Global Inner Wear Revenue Market Share by Type
4.4 Inner Wear Price by Type
5 Market Size by Application
5.1 Overview
5.2 Global Inner Wear Sales by Application
6 United States
6.1 United States Inner Wear Breakdown Data by Company
6.2 United States Inner Wear Breakdown Data by Type
6.3 United States Inner Wear Breakdown Data by Application
7 European Union
7.1 European Union Inner Wear Breakdown Data by Company
7.2 European Union Inner Wear Breakdown Data by Type
7.3 European Union Inner Wear Breakdown Data by Application
8 China
8.1 China Inner Wear Breakdown Data by Company
8.2 China Inner Wear Breakdown Data by Type
8.3 China Inner Wear Breakdown Data by Application
9 Rest of World
9.1 Rest of World Inner Wear Breakdown Data by Company
9.2 Rest of World Inner Wear Breakdown Data by Type
9.3 Rest of World Inner Wear Breakdown Data by Application
9.4 Rest of World Inner Wear Breakdown Data by Countries
9.4.1 Rest of World Inner Wear Sales by Countries
9.4.2 Rest of World Inner Wear 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 Pincesse Tam Tam
10.1.1 Pincesse Tam Tam Company Details
10.1.2 Company Description and Business Overview
10.1.3 Sales, Revenue and Market Share of Inner Wear
10.1.4 Inner Wear Product Introduction
10.1.5 Pincesse Tam Tam Recent Development
10.2 L Agent
10.2.1 L Agent Company Details
10.2.2 Company Description and Business Overview
10.2.3 Sales, Revenue and Market Share of Inner Wear
10.2.4 Inner Wear Product Introduction
10.2.5 L Agent Recent Development
10.3 Stella McCartney
10.3.1 Stella McCartney Company Details
10.3.2 Company Description and Business Overview
10.3.3 Sales, Revenue and Market Share of Inner Wear
10.3.4 Inner Wear Product Introduction
10.3.5 Stella McCartney Recent Development
10.4 Huit
10.4.1 Huit Company Details
10.4.2 Company Description and Business Overview
10.4.3 Sales, Revenue and Market Share of Inner Wear
10.4.4 Inner Wear Product Introduction
10.4.5 Huit Recent Development
10.5 Bluebella
10.5.1 Bluebella Company Details
10.5.2 Company Description and Business Overview
10.5.3 Sales, Revenue and Market Share of Inner Wear
10.5.4 Inner Wear Product Introduction
10.5.5 Bluebella Recent Development
10.6 Calvin Klein
10.6.1 Calvin Klein Company Details
10.6.2 Company Description and Business Overview
10.6.3 Sales, Revenue and Market Share of Inner Wear
10.6.4 Inner Wear Product Introduction
10.6.5 Calvin Klein Recent Development
10.7 Tommy Hilfiger
10.7.1 Tommy Hilfiger Company Details
10.7.2 Company Description and Business Overview
10.7.3 Sales, Revenue and Market Share of Inner Wear
10.7.4 Inner Wear Product Introduction
10.7.5 Tommy Hilfiger Recent Development
10.8 Emporio Armani
10.8.1 Emporio Armani Company Details
10.8.2 Company Description and Business Overview
10.8.3 Sales, Revenue and Market Share of Inner Wear
10.8.4 Inner Wear Product Introduction
10.8.5 Emporio Armani Recent Development
10.9 Hanes
10.9.1 Hanes Company Details
10.9.2 Company Description and Business Overview
10.9.3 Sales, Revenue and Market Share of Inner Wear
10.9.4 Inner Wear Product Introduction
10.9.5 Hanes Recent Development
10.10 Jockey
10.10.1 Jockey Company Details
10.10.2 Company Description and Business Overview
10.10.3 Sales, Revenue and Market Share of Inner Wear
10.10.4 Inner Wear Product Introduction
10.10.5 Jockey Recent Development
10.11 Aimer
10.12 GRACEWELL
10.13 Triumph
10.14 GUJIN
10.15 ManiForm
11 Value Chain and Sales Channels Analysis
11.1 Value Chain Analysis
11.2 Sales Channels Analysis
11.2.1 Inner Wear Sales Channels
11.2.2 Inner Wear Distributors
11.3 Inner Wear Customers
12 Market Forecast
12.1 Global Inner Wear Sales and Revenue Forecast 2021-2027
12.2 Global Inner Wear Sales Forecast by Type
12.3 Global Inner Wear Sales Forecast by Application
12.4 Inner Wear Forecast by Regions
12.4.1 Global Inner Wear Sales Forecast by Regions 2021-2027
12.4.2 Global Inner Wear Revenue Forecast by Regions 2021-2027
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 Author Details
14.3 Disclaimer
List of Tables and Figures
List of Tables and Figures
Figure Inner Wear Product Picture
Table Inner Wear Key Market Segments
Table Major Manufacturers Inner Wear Covered in This Report
Table Global Inner Wear Market Size Growth Rate by Type 2021-2027 (K Units) & (Million US$)
Figure Global Inner Wear Sales Market Shar by Type 2016-2027
Figure Men type Figures
Table Major Manufacturers of Men type
Figure Women type Figures
Table Major Manufacturers of Women type
Table Global Inner Wear Market Share by Application 2021-2027 (K Units)
Figure Adults Use Case
Figure Children Use Case
Figure Inner Wear Report Years Considered
Figure Global Inner Wear Market Size 2016-2027 (Million US$)
Figure Global Inner Wear Sales 2016-2020 (K Units)
Table Global Inner Wear Market Size by Regions 2016-2020 (K Units) & (Million US$)
Table Global Inner Wear Sales by Regions 2016-2020 (K Units)
Table Global Inner Wear Sales Market Share by Regions 2016-2020
Figure Global Inner Wear Sales Market Share by Regions 2016-2020
Figure Global Inner Wear Sales Market Share by Regions in 2020
Table Global Inner Wear Revenue by Regions 2016-2020 (Million US$)
Table Global Inner Wear Revenue Market Share by Regions 2016-2020
Figure Global Inner Wear Revenue Market Share by Regions 2016-2020
Figure Global Inner Wear Revenue Market Share by Regions in 2020
Table Market Top Trends
Table Global Inner Wear Sales by Manufacturers (2016-2020) (K Units)
Table Global Inner Wear Sales Share by Manufacturers (2016-2020)
Figure Global Inner Wear Sales Share by Manufacturers in 2020
Table Inner Wear Revenue by Manufacturers (2016-2020) (Million USD)
Table Inner Wear Revenue Share by Manufacturers (2016-2020)
Figure Inner Wear Value Share by Manufacturers in 2020
Table Global Inner Wear Manufacturers Market Concentration Ratio (CR5 and HHI)
Table Key Manufacturers Inner Wear Price (2016-2020) (USD/Unit)
Table Key Manufacturers Inner Wear Plants/Factories Distribution
Table Key Manufacturers Inner Wear Area Served
Table Date of Key Manufacturers Enter into Inner Wear Market
Table Key Manufacturers Inner Wear Product Type
Table Mergers & Acquisitions, Expansion Plans
Table Global Men type Sales and Revenue (2016-2020) (K Units) & (Million US$)
Table Global Women type Sales and Revenue (2016-2020) (K Units) & (Million US$)
Table Global Inner Wear Sales by Type (2016-2020) (K Units)
Table Global Inner Wear Sales Share by Type (2016-2020)
Figure Global Inner Wear Sales Market Share by Type (2016-2020)
Figure Global Inner Wear Sales Market Share by Type in 2020
Table Global Inner Wear Revenue by Type (2016-2020) (Million US$)
Table Global Inner Wear Revenue Share by Type (2016-2020)
Figure Global Inner Wear Revenue Market Share by Type (2016-2020)
Figure Global Inner Wear Revenue Market Share by Type in 2020
Table Inner Wear Price by Type 2016-2020 (USD/Unit)
Table Global Inner Wear Sales by Application (2016-2020) (K Units)
Table Global Inner Wear Sales Share by Application (2016-2020)
Figure Global Sales Inner Wear Market Share by Application (2016-2020)
Figure Global Sales Inner Wear Market Share by Application (2016-2020)
Figure United States Inner Wear Sales Growth Rate 2016-2020 (K Units)
Figure United States Inner Wear Revenue Growth Rate 2016-2020 (Million US$)
Table United States Inner Wear Sales by Company (2016-2020) (K Units)
Table United States Inner Wear Sales Market Share by Company (2016-2020)
Figure United States Inner Wear Sales Market Share by Company in 2020
Table United States Inner Wear Sales by Type (2016-2020) (K Units)
Table United States Inner Wear Sales Market Share by Type (2016-2020)
Figure United States Inner Wear Market Share by Type in 2020
Table United States Inner Wear Sales by Application (2016-2020) (K Units)
Table United States Inner Wear Sales Market Share by Application (2016-2020)
Figure United States Inner Wear Market Share by Application in 2020
Figure European Union Inner Wear Sales Growth Rate 2016-2020 (K Units)
Figure European Union Inner Wear Revenue Growth Rate 2016-2020 (Million US$)
Table European Union Inner Wear Sales by Company (2016-2020) (K Units)
Table European Union Inner Wear Sales Market Share by Company (2016-2020)
Figure European Union Inner Wear Sales Market Share by Company in 2020
Table European Union Inner Wear Sales by Type (2016-2020) (K Units)
Table European Union Inner Wear Sales Market Share by Type (2016-2020)
Figure European Union Inner Wear Market Share by Type
Table European Union Inner Wear Sales by Application (2016-2020) (K Units)
Table European Union Inner Wear Sales Market Share by Application (2016-2020)
Figure European Union Inner Wear Market Share by Application
Figure China Inner Wear Sales Growth Rate 2016-2020 (K Units)
Figure China Inner Wear Revenue Growth Rate 2016-2020 (Million US$)
Table China Inner Wear Sales by Company (2016-2020) (K Units)
Table China Inner Wear Sales Market Share by Company (2016-2020)
Figure China Inner Wear Sales Market Share by Company in 2020
Table China Inner Wear Sales by Type (2016-2020) (K Units)
Table China Inner Wear Sales Market Share by Type (2016-2020)
Figure China Inner Wear Market Share by Type in 2020
Table China Inner Wear Sales by Application (2016-2020) (K Units)
Table China Inner Wear Sales Market Share by Application (2016-2020)
Figure China Inner Wear Market Share by Application in 2020
Figure Rest of World Inner Wear Sales Growth Rate 2016-2020 (K Units)
Figure Rest of World Inner Wear Revenue Growth Rate 2016-2020 (Million US$)
Table Rest of World Inner Wear Sales by Company (2016-2020) (K Units)
Table Rest of World Inner Wear Sales Market Share by Company (2016-2020)
Figure Rest of World Inner Wear Sales Market Share by Company in 2020
Table Rest of World Inner Wear Sales by Type (2016-2020) (K Units)
Table Rest of World Inner Wear Sales Market Share by Type (2016-2020)
Figure Rest of World Inner Wear Market Share by Type in 2020
Table Rest of World Inner Wear Sales by Application (2016-2020) (K Units)
Table Rest of World Inner Wear Sales Market Share by Application (2016-2020)
Figure Rest of World Inner Wear Market Share by Application in 2020
Table Rest of World Inner Wear Sales by Countries (2016-2020) (K Units)
Table Rest of World Inner Wear Sales Market Share by Countries (2016-2020)
Figure Rest of World Inner Wear Sales Market Share by Countries in 2020
Table Rest of World Inner Wear Revenue by Countries (2016-2020) (Million US$)
Table Rest of World Inner Wear Revenue Market Share by Countries (2016-2020)
Figure Rest of World Inner Wear Revenue Market Share by Countries in 2020
Figure Japan Inner Wear Sales Growth Rate (2016-2020) (K Units)
Figure Japan Inner Wear Revenue Growth Rate (2016-2020) (K Units)
Figure Korea Inner Wear Sales Growth Rate (2016-2020) (K Units)
Figure Korea Inner Wear Revenue Growth Rate (2016-2020) (K Units)
Figure India Inner Wear Sales Growth Rate (2016-2020) (K Units)
Figure India Inner Wear Revenue Growth Rate (2016-2020) (K Units)
Figure Southeast Asia Inner Wear Sales Growth Rate (2016-2020) (K Units)
Figure Southeast Asia Inner Wear Revenue Growth Rate (2016-2020) (K Units)
Table Pincesse Tam Tam Company Details
Table Pincesse Tam Tam Description and Business Overview
Table Pincesse Tam Tam Inner Wear Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2020)
Table Pincesse Tam Tam Inner Wear Sales Growth Rate (2016-2020)
Table Pincesse Tam Tam Inner Wear Sales Market Share in Global Market
Table Pincesse Tam Tam Recent Development
Table L Agent Company Details
Table L Agent Description and Business Overview
Table L Agent Inner Wear Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2020)
Table L Agent Inner Wear Sales Growth Rate (2016-2020)
Table L Agent Inner Wear Sales Market Share in Global Market
Table L Agent Recent Development
Table Stella McCartney Company Details
Table Stella McCartney Description and Business Overview
Table Stella McCartney Inner Wear Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2020)
Table Stella McCartney Inner Wear Sales Growth Rate (2016-2020)
Table Stella McCartney Inner Wear Sales Market Share in Global Market
Table Stella McCartney Recent Development
Table Huit Company Details
Table Huit Description and Business Overview
Table Huit Inner Wear Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2020)
Table Huit Inner Wear Sales Growth Rate (2016-2020)
Table Huit Inner Wear Sales Market Share in Global Market
Table Huit Recent Development
Table Bluebella Company Details
Table Bluebella Description and Business Overview
Table Bluebella Inner Wear Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2020)
Table Bluebella Inner Wear Sales Growth Rate (2016-2020)
Table Bluebella Inner Wear Sales Market Share in Global Market
Table Bluebella Recent Development
Table Calvin Klein Company Details
Table Calvin Klein Description and Business Overview
Table Calvin Klein Inner Wear Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2020)
Table Calvin Klein Inner Wear Sales Growth Rate (2016-2020)
Table Calvin Klein Inner Wear Sales Market Share in Global Market
Table Calvin Klein Recent Development
Table Tommy Hilfiger Company Details
Table Tommy Hilfiger Description and Business Overview
Table Tommy Hilfiger Inner Wear Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2020)
Table Tommy Hilfiger Inner Wear Sales Growth Rate (2016-2020)
Table Tommy Hilfiger Inner Wear Sales Market Share in Global Market
Table Tommy Hilfiger Recent Development
Table Emporio Armani Company Details
Table Emporio Armani Description and Business Overview
Table Emporio Armani Inner Wear Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2020)
Table Emporio Armani Inner Wear Sales Growth Rate (2016-2020)
Table Emporio Armani Inner Wear Sales Market Share in Global Market
Table Emporio Armani Recent Development
Table Hanes Company Details
Table Hanes Description and Business Overview
Table Hanes Inner Wear Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2020)
Table Hanes Inner Wear Sales Growth Rate (2016-2020)
Table Hanes Inner Wear Sales Market Share in Global Market
Table Hanes Recent Development
Table Jockey Company Details
Table Jockey Description and Business Overview
Table Jockey Inner Wear Sales (K Units), Revenue (Million US$), Price (USD/Unit) and Gross Margin (2016-2020)
Table Jockey Inner Wear Sales Growth Rate (2016-2020)
Table Jockey Inner Wear Sales Market Share in Global Market
Table Jockey Recent Development
Table Aimer Company Details
Table GRACEWELL Company Details
Table Triumph Company Details
Table GUJIN Company Details
Table ManiForm Company Details
Figure Inner Wear Value Chain
Table Inner Wear Distributors List
Table Inner Wear Customers List
Table Global Inner Wear Sales Forecast 2021-2027 (K Units) & (Million US$)
Figure Global Inner Wear Sales Forecast 2021-2027 (K Units)
Figure Global Inner Wear Revenue Forecast 2021-2027 (Million US$)
Table Global Inner Wear Sales Forecast by Type 2021-2027 (K Units)
Figure Global Inner Wear Sales Forecast by Type 2021-2027 (K Units)
Figure Global Inner Wear Sales Market Share Forecast by Type 2021-2027
Table Global Inner Wear Sales Forecast by Application 2021-2027 (K Units)
Figure Global Inner Wear Sales Forecast by Application 2021-2027 (K Units)
Figure Global Inner Wear Sales Market Share Forecast by Application 2021-2027
Table Global Inner Wear Sales Forecast by Regions 2021-2027 (K Units)
Figure Global Inner Wear Sales Forecast by Regions 2021-2027 (K Units)
Figure Global Inner Wear Sales Market Share Forecast by Regions 2021-2027
Table Global Inner Wear Revenue Forecast by Regions 2021-2027 (K Units)
Figure Global Inner Wear Revenue Forecast by Regions 2021-2027 (K Units)
Figure Global Inner Wear Revenue Market Share Forecast by Regions 2021-2027
Figure United States Inner Wear Sales Forecast 2021-2027 (K Units)
Figure United States Inner Wear Revenue Forecast 2021-2027 (Million US$)
Figure European Union Inner Wear Sales Forecast 2021-2027 (K Units)
Figure European Union Inner Wear Revenue Forecast 2021-2027 (Million US$)
Figure China Inner Wear Sales Forecast 2021-2027 (K Units)
Figure China Inner Wear Revenue Forecast 2021-2027 (Million US$)
Figure Japan Inner Wear Sales Forecast 2021-2027 (K Units)
Figure Japan Inner Wear Revenue Forecast 2021-2027 (Million US$)
Figure Korea Inner Wear Sales Forecast 2021-2027 (K Units)
Figure Korea Inner Wear Revenue Forecast 2021-2027 (Million US$)
Figure India Inner Wear Sales Forecast 2021-2027 (K Units)
Figure India Inner Wear Revenue Forecast 2021-2027 (Million US$)
Figure Southeast Asia Inner Wear Sales Forecast 2021-2027 (K Units)
Figure Southeast Asia Inner Wear Revenue Forecast 2021-2027 (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