Parallel-Shaft Helical Gear Reducer-United States Market Status and Trend Report 2013-2023
Report Summary
Parallel-Shaft Helical Gear Reducer-United States Market Status and Trend Report 2013-2023 offers a comprehensive analysis on Parallel-Shaft Helical Gear Reducer industry, standing on the readers? perspective, delivering detailed market data and penetrating insights. No matter the client is industry insider, potential entrant or investor, the report will provides useful data and information. Key questions answered by this report include:
Whole United States and Regional Market Size of Parallel-Shaft Helical Gear Reducer 2013-2017, and development forecast 2018-2023
Main market players of Parallel-Shaft Helical Gear Reducer in United States, with company and product introduction, position in the Parallel-Shaft Helical Gear Reducer market
Market status and development trend of Parallel-Shaft Helical Gear Reducer by types and applications
Cost and profit status of Parallel-Shaft Helical Gear Reducer, and marketing status
Market growth drivers and challenges
The report segments the United States Parallel-Shaft Helical Gear Reducer market as:
United States Parallel-Shaft Helical Gear Reducer Market: Regional Segment Analysis (Regional Consumption Volume, Consumption Volume, Revenue and Growth Rate 2013-2023):
New England
The Middle Atlantic
The Midwest
The West
The South
Southwest
United States Parallel-Shaft Helical Gear Reducer Market: Product Type Segment Analysis (Consumption Volume, Average Price, Revenue, Market Share and Trend 2013-2023):
F27
FF27
FAF27
Other
United States Parallel-Shaft Helical Gear Reducer Market: Application Segment Analysis (Consumption Volume and Market Share 2013-2023; Downstream Customers and Market Analysis)
Light Industry
Food Industry
Construction Industry
Paper Industry
Other
United States Parallel-Shaft Helical Gear Reducer Market: Players Segment Analysis (Company and Product introduction, Parallel-Shaft Helical Gear Reducer Sales Volume, Revenue, Price and Gross Margin):
Nippon Gear
Premium Stephan Hameln
Rossi
Tsubakimoto Chain
YILMAZ REDUKTOR
BONDIOLI & PAVESI
Bonfiglioli
Brevini Power Transmission
DAEHWA E/M CO.,LTD
FLSmidth MAAG Gear AG
MOTIVE
In a word, the report provides detailed statistics and analysis on the state of the industry; and is a valuable source of guidance and direction for companies and individuals interested in the market.
Parallel-Shaft Helical Gear Reducer-United States Market Status and Trend Report 2013-2023 offers a comprehensive analysis on Parallel-Shaft Helical Gear Reducer industry, standing on the readers? perspective, delivering detailed market data and penetrating insights. No matter the client is industry insider, potential entrant or investor, the report will provides useful data and information. Key questions answered by this report include:
Whole United States and Regional Market Size of Parallel-Shaft Helical Gear Reducer 2013-2017, and development forecast 2018-2023
Main market players of Parallel-Shaft Helical Gear Reducer in United States, with company and product introduction, position in the Parallel-Shaft Helical Gear Reducer market
Market status and development trend of Parallel-Shaft Helical Gear Reducer by types and applications
Cost and profit status of Parallel-Shaft Helical Gear Reducer, and marketing status
Market growth drivers and challenges
The report segments the United States Parallel-Shaft Helical Gear Reducer market as:
United States Parallel-Shaft Helical Gear Reducer Market: Regional Segment Analysis (Regional Consumption Volume, Consumption Volume, Revenue and Growth Rate 2013-2023):
New England
The Middle Atlantic
The Midwest
The West
The South
Southwest
United States Parallel-Shaft Helical Gear Reducer Market: Product Type Segment Analysis (Consumption Volume, Average Price, Revenue, Market Share and Trend 2013-2023):
F27
FF27
FAF27
Other
United States Parallel-Shaft Helical Gear Reducer Market: Application Segment Analysis (Consumption Volume and Market Share 2013-2023; Downstream Customers and Market Analysis)
Light Industry
Food Industry
Construction Industry
Paper Industry
Other
United States Parallel-Shaft Helical Gear Reducer Market: Players Segment Analysis (Company and Product introduction, Parallel-Shaft Helical Gear Reducer Sales Volume, Revenue, Price and Gross Margin):
Nippon Gear
Premium Stephan Hameln
Rossi
Tsubakimoto Chain
YILMAZ REDUKTOR
BONDIOLI & PAVESI
Bonfiglioli
Brevini Power Transmission
DAEHWA E/M CO.,LTD
FLSmidth MAAG Gear AG
MOTIVE
In a word, the report provides detailed statistics and analysis on the state of the industry; and is a valuable source of guidance and direction for companies and individuals interested in the market.
CHAPTER 1 OVERVIEW OF PARALLEL-SHAFT HELICAL GEAR REDUCER
1.1 Definition of Parallel-Shaft Helical Gear Reducer in This Report
1.2 Commercial Types of Parallel-Shaft Helical Gear Reducer
1.2.1 F27
1.2.2 FF27
1.2.3 FAF27
1.2.4 Other
1.3 Downstream Application of Parallel-Shaft Helical Gear Reducer
1.3.1 Light Industry
1.3.2 Food Industry
1.3.3 Construction Industry
1.3.4 Paper Industry
1.3.5 Other
1.4 Development History of Parallel-Shaft Helical Gear Reducer
1.5 Market Status and Trend of Parallel-Shaft Helical Gear Reducer 2013-2023
1.5.1 United States Parallel-Shaft Helical Gear Reducer Market Status and Trend 2013-2023
1.5.2 Regional Parallel-Shaft Helical Gear Reducer Market Status and Trend 2013-2023
CHAPTER 2 UNITED STATES MARKET STATUS AND FORECAST BY REGIONS
2.1 Market Status of Parallel-Shaft Helical Gear Reducer in United States 2013-2017
2.2 Consumption Market of Parallel-Shaft Helical Gear Reducer in United States by Regions
2.2.1 Consumption Volume of Parallel-Shaft Helical Gear Reducer in United States by Regions
2.2.2 Revenue of Parallel-Shaft Helical Gear Reducer in United States by Regions
2.3 Market Analysis of Parallel-Shaft Helical Gear Reducer in United States by Regions
2.3.1 Market Analysis of Parallel-Shaft Helical Gear Reducer in New England 2013-2017
2.3.2 Market Analysis of Parallel-Shaft Helical Gear Reducer in The Middle Atlantic 2013-2017
2.3.3 Market Analysis of Parallel-Shaft Helical Gear Reducer in The Midwest 2013-2017
2.3.4 Market Analysis of Parallel-Shaft Helical Gear Reducer in The West 2013-2017
2.3.5 Market Analysis of Parallel-Shaft Helical Gear Reducer in The South 2013-2017
2.3.6 Market Analysis of Parallel-Shaft Helical Gear Reducer in Southwest 2013-2017
2.4 Market Development Forecast of Parallel-Shaft Helical Gear Reducer in United States 2018-2023
2.4.1 Market Development Forecast of Parallel-Shaft Helical Gear Reducer in United States 2018-2023
2.4.2 Market Development Forecast of Parallel-Shaft Helical Gear Reducer by Regions 2018-2023
CHAPTER 3 UNITED STATES MARKET STATUS AND FORECAST BY TYPES
3.1 Whole United States Market Status by Types
3.1.1 Consumption Volume of Parallel-Shaft Helical Gear Reducer in United States by Types
3.1.2 Revenue of Parallel-Shaft Helical Gear Reducer in United States by Types
3.2 United States Market Status by Types in Major Countries
3.2.1 Market Status by Types in New England
3.2.2 Market Status by Types in The Middle Atlantic
3.2.3 Market Status by Types in The Midwest
3.2.4 Market Status by Types in The West
3.2.5 Market Status by Types in The South
3.2.6 Market Status by Types in Southwest
3.3 Market Forecast of Parallel-Shaft Helical Gear Reducer in United States by Types
CHAPTER 4 UNITED STATES MARKET STATUS AND FORECAST BY DOWNSTREAM INDUSTRY
4.1 Demand Volume of Parallel-Shaft Helical Gear Reducer in United States by Downstream Industry
4.2 Demand Volume of Parallel-Shaft Helical Gear Reducer by Downstream Industry in Major Countries
4.2.1 Demand Volume of Parallel-Shaft Helical Gear Reducer by Downstream Industry in New England
4.2.2 Demand Volume of Parallel-Shaft Helical Gear Reducer by Downstream Industry in The Middle Atlantic
4.2.3 Demand Volume of Parallel-Shaft Helical Gear Reducer by Downstream Industry in The Midwest
4.2.4 Demand Volume of Parallel-Shaft Helical Gear Reducer by Downstream Industry in The West
4.2.5 Demand Volume of Parallel-Shaft Helical Gear Reducer by Downstream Industry in The South
4.2.6 Demand Volume of Parallel-Shaft Helical Gear Reducer by Downstream Industry in Southwest
4.3 Market Forecast of Parallel-Shaft Helical Gear Reducer in United States by Downstream Industry
CHAPTER 5 MARKET DRIVING FACTOR ANALYSIS OF PARALLEL-SHAFT HELICAL GEAR REDUCER
5.1 United States Economy Situation and Trend Overview
5.2 Parallel-Shaft Helical Gear Reducer Downstream Industry Situation and Trend Overview
CHAPTER 6 PARALLEL-SHAFT HELICAL GEAR REDUCER MARKET COMPETITION STATUS BY MAJOR PLAYERS IN UNITED STATES
6.1 Sales Volume of Parallel-Shaft Helical Gear Reducer in United States by Major Players
6.2 Revenue of Parallel-Shaft Helical Gear Reducer in United States by Major Players
6.3 Basic Information of Parallel-Shaft Helical Gear Reducer by Major Players
6.3.1 Headquarters Location and Established Time of Parallel-Shaft Helical Gear Reducer Major Players
6.3.2 Employees and Revenue Level of Parallel-Shaft Helical Gear Reducer Major Players
6.4 Market Competition News and Trend
6.4.1 Merger, Consolidation or Acquisition News
6.4.2 Investment or Disinvestment News
6.4.3 New Product Development and Launch
CHAPTER 7 PARALLEL-SHAFT HELICAL GEAR REDUCER MAJOR MANUFACTURERS INTRODUCTION AND MARKET DATA
7.1 Nippon Gear
7.1.1 Company profile
7.1.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.1.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of Nippon Gear
7.2 Premium Stephan Hameln
7.2.1 Company profile
7.2.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.2.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of Premium Stephan Hameln
7.3 Rossi
7.3.1 Company profile
7.3.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.3.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of Rossi
7.4 Tsubakimoto Chain
7.4.1 Company profile
7.4.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.4.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of Tsubakimoto Chain
7.5 YILMAZ REDUKTOR
7.5.1 Company profile
7.5.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.5.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of YILMAZ REDUKTOR
7.6 BONDIOLI & PAVESI
7.6.1 Company profile
7.6.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.6.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of BONDIOLI & PAVESI
7.7 Bonfiglioli
7.7.1 Company profile
7.7.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.7.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of Bonfiglioli
7.8 Brevini Power Transmission
7.8.1 Company profile
7.8.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.8.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of Brevini Power Transmission
7.9 DAEHWA E/M CO.,LTD
7.9.1 Company profile
7.9.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.9.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of DAEHWA E/M CO.,LTD
7.10 FLSmidth MAAG Gear AG
7.10.1 Company profile
7.10.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.10.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of FLSmidth MAAG Gear AG
7.11 MOTIVE
7.11.1 Company profile
7.11.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.11.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of MOTIVE
CHAPTER 8 UPSTREAM AND DOWNSTREAM MARKET ANALYSIS OF PARALLEL-SHAFT HELICAL GEAR REDUCER
8.1 Industry Chain of Parallel-Shaft Helical Gear Reducer
8.2 Upstream Market and Representative Companies Analysis
8.3 Downstream Market and Representative Companies Analysis
CHAPTER 9 COST AND GROSS MARGIN ANALYSIS OF PARALLEL-SHAFT HELICAL GEAR REDUCER
9.1 Cost Structure Analysis of Parallel-Shaft Helical Gear Reducer
9.2 Raw Materials Cost Analysis of Parallel-Shaft Helical Gear Reducer
9.3 Labor Cost Analysis of Parallel-Shaft Helical Gear Reducer
9.4 Manufacturing Expenses Analysis of Parallel-Shaft Helical Gear Reducer
CHAPTER 10 MARKETING STATUS ANALYSIS OF PARALLEL-SHAFT HELICAL GEAR REDUCER
10.1 Marketing Channel
10.1.1 Direct Marketing
10.1.2 Indirect Marketing
10.1.3 Marketing Channel Development Trend
10.2 Market Positioning
10.2.1 Pricing Strategy
10.2.2 Brand Strategy
10.2.3 Target Client
10.3 Distributors/Traders List
CHAPTER 11 REPORT CONCLUSION
CHAPTER 12 RESEARCH METHODOLOGY AND REFERENCE
12.1 Methodology/Research Approach
12.1.1 Research Programs/Design
12.1.2 Market Size Estimation
12.1.3 Market Breakdown and Data Triangulation
12.2 Data Source
12.2.1 Secondary Sources
12.2.2 Primary Sources
12.3 Reference
1.1 Definition of Parallel-Shaft Helical Gear Reducer in This Report
1.2 Commercial Types of Parallel-Shaft Helical Gear Reducer
1.2.1 F27
1.2.2 FF27
1.2.3 FAF27
1.2.4 Other
1.3 Downstream Application of Parallel-Shaft Helical Gear Reducer
1.3.1 Light Industry
1.3.2 Food Industry
1.3.3 Construction Industry
1.3.4 Paper Industry
1.3.5 Other
1.4 Development History of Parallel-Shaft Helical Gear Reducer
1.5 Market Status and Trend of Parallel-Shaft Helical Gear Reducer 2013-2023
1.5.1 United States Parallel-Shaft Helical Gear Reducer Market Status and Trend 2013-2023
1.5.2 Regional Parallel-Shaft Helical Gear Reducer Market Status and Trend 2013-2023
CHAPTER 2 UNITED STATES MARKET STATUS AND FORECAST BY REGIONS
2.1 Market Status of Parallel-Shaft Helical Gear Reducer in United States 2013-2017
2.2 Consumption Market of Parallel-Shaft Helical Gear Reducer in United States by Regions
2.2.1 Consumption Volume of Parallel-Shaft Helical Gear Reducer in United States by Regions
2.2.2 Revenue of Parallel-Shaft Helical Gear Reducer in United States by Regions
2.3 Market Analysis of Parallel-Shaft Helical Gear Reducer in United States by Regions
2.3.1 Market Analysis of Parallel-Shaft Helical Gear Reducer in New England 2013-2017
2.3.2 Market Analysis of Parallel-Shaft Helical Gear Reducer in The Middle Atlantic 2013-2017
2.3.3 Market Analysis of Parallel-Shaft Helical Gear Reducer in The Midwest 2013-2017
2.3.4 Market Analysis of Parallel-Shaft Helical Gear Reducer in The West 2013-2017
2.3.5 Market Analysis of Parallel-Shaft Helical Gear Reducer in The South 2013-2017
2.3.6 Market Analysis of Parallel-Shaft Helical Gear Reducer in Southwest 2013-2017
2.4 Market Development Forecast of Parallel-Shaft Helical Gear Reducer in United States 2018-2023
2.4.1 Market Development Forecast of Parallel-Shaft Helical Gear Reducer in United States 2018-2023
2.4.2 Market Development Forecast of Parallel-Shaft Helical Gear Reducer by Regions 2018-2023
CHAPTER 3 UNITED STATES MARKET STATUS AND FORECAST BY TYPES
3.1 Whole United States Market Status by Types
3.1.1 Consumption Volume of Parallel-Shaft Helical Gear Reducer in United States by Types
3.1.2 Revenue of Parallel-Shaft Helical Gear Reducer in United States by Types
3.2 United States Market Status by Types in Major Countries
3.2.1 Market Status by Types in New England
3.2.2 Market Status by Types in The Middle Atlantic
3.2.3 Market Status by Types in The Midwest
3.2.4 Market Status by Types in The West
3.2.5 Market Status by Types in The South
3.2.6 Market Status by Types in Southwest
3.3 Market Forecast of Parallel-Shaft Helical Gear Reducer in United States by Types
CHAPTER 4 UNITED STATES MARKET STATUS AND FORECAST BY DOWNSTREAM INDUSTRY
4.1 Demand Volume of Parallel-Shaft Helical Gear Reducer in United States by Downstream Industry
4.2 Demand Volume of Parallel-Shaft Helical Gear Reducer by Downstream Industry in Major Countries
4.2.1 Demand Volume of Parallel-Shaft Helical Gear Reducer by Downstream Industry in New England
4.2.2 Demand Volume of Parallel-Shaft Helical Gear Reducer by Downstream Industry in The Middle Atlantic
4.2.3 Demand Volume of Parallel-Shaft Helical Gear Reducer by Downstream Industry in The Midwest
4.2.4 Demand Volume of Parallel-Shaft Helical Gear Reducer by Downstream Industry in The West
4.2.5 Demand Volume of Parallel-Shaft Helical Gear Reducer by Downstream Industry in The South
4.2.6 Demand Volume of Parallel-Shaft Helical Gear Reducer by Downstream Industry in Southwest
4.3 Market Forecast of Parallel-Shaft Helical Gear Reducer in United States by Downstream Industry
CHAPTER 5 MARKET DRIVING FACTOR ANALYSIS OF PARALLEL-SHAFT HELICAL GEAR REDUCER
5.1 United States Economy Situation and Trend Overview
5.2 Parallel-Shaft Helical Gear Reducer Downstream Industry Situation and Trend Overview
CHAPTER 6 PARALLEL-SHAFT HELICAL GEAR REDUCER MARKET COMPETITION STATUS BY MAJOR PLAYERS IN UNITED STATES
6.1 Sales Volume of Parallel-Shaft Helical Gear Reducer in United States by Major Players
6.2 Revenue of Parallel-Shaft Helical Gear Reducer in United States by Major Players
6.3 Basic Information of Parallel-Shaft Helical Gear Reducer by Major Players
6.3.1 Headquarters Location and Established Time of Parallel-Shaft Helical Gear Reducer Major Players
6.3.2 Employees and Revenue Level of Parallel-Shaft Helical Gear Reducer Major Players
6.4 Market Competition News and Trend
6.4.1 Merger, Consolidation or Acquisition News
6.4.2 Investment or Disinvestment News
6.4.3 New Product Development and Launch
CHAPTER 7 PARALLEL-SHAFT HELICAL GEAR REDUCER MAJOR MANUFACTURERS INTRODUCTION AND MARKET DATA
7.1 Nippon Gear
7.1.1 Company profile
7.1.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.1.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of Nippon Gear
7.2 Premium Stephan Hameln
7.2.1 Company profile
7.2.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.2.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of Premium Stephan Hameln
7.3 Rossi
7.3.1 Company profile
7.3.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.3.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of Rossi
7.4 Tsubakimoto Chain
7.4.1 Company profile
7.4.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.4.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of Tsubakimoto Chain
7.5 YILMAZ REDUKTOR
7.5.1 Company profile
7.5.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.5.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of YILMAZ REDUKTOR
7.6 BONDIOLI & PAVESI
7.6.1 Company profile
7.6.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.6.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of BONDIOLI & PAVESI
7.7 Bonfiglioli
7.7.1 Company profile
7.7.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.7.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of Bonfiglioli
7.8 Brevini Power Transmission
7.8.1 Company profile
7.8.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.8.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of Brevini Power Transmission
7.9 DAEHWA E/M CO.,LTD
7.9.1 Company profile
7.9.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.9.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of DAEHWA E/M CO.,LTD
7.10 FLSmidth MAAG Gear AG
7.10.1 Company profile
7.10.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.10.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of FLSmidth MAAG Gear AG
7.11 MOTIVE
7.11.1 Company profile
7.11.2 Representative Parallel-Shaft Helical Gear Reducer Product
7.11.3 Parallel-Shaft Helical Gear Reducer Sales, Revenue, Price and Gross Margin of MOTIVE
CHAPTER 8 UPSTREAM AND DOWNSTREAM MARKET ANALYSIS OF PARALLEL-SHAFT HELICAL GEAR REDUCER
8.1 Industry Chain of Parallel-Shaft Helical Gear Reducer
8.2 Upstream Market and Representative Companies Analysis
8.3 Downstream Market and Representative Companies Analysis
CHAPTER 9 COST AND GROSS MARGIN ANALYSIS OF PARALLEL-SHAFT HELICAL GEAR REDUCER
9.1 Cost Structure Analysis of Parallel-Shaft Helical Gear Reducer
9.2 Raw Materials Cost Analysis of Parallel-Shaft Helical Gear Reducer
9.3 Labor Cost Analysis of Parallel-Shaft Helical Gear Reducer
9.4 Manufacturing Expenses Analysis of Parallel-Shaft Helical Gear Reducer
CHAPTER 10 MARKETING STATUS ANALYSIS OF PARALLEL-SHAFT HELICAL GEAR REDUCER
10.1 Marketing Channel
10.1.1 Direct Marketing
10.1.2 Indirect Marketing
10.1.3 Marketing Channel Development Trend
10.2 Market Positioning
10.2.1 Pricing Strategy
10.2.2 Brand Strategy
10.2.3 Target Client
10.3 Distributors/Traders List
CHAPTER 11 REPORT CONCLUSION
CHAPTER 12 RESEARCH METHODOLOGY AND REFERENCE
12.1 Methodology/Research Approach
12.1.1 Research Programs/Design
12.1.2 Market Size Estimation
12.1.3 Market Breakdown and Data Triangulation
12.2 Data Source
12.2.1 Secondary Sources
12.2.2 Primary Sources
12.3 Reference
