Creator
- Yörük, Erdem18
- Turkish Presidency2
- World Bank2
- 12 OECD 2011[i]1
- Akkaya & Çetik1
- Boratav1
- Central Bank of Turkey and Ministry of Development1
- Directorate of Strategy and Budget1
- Directorate of Strategy and Budget 20191
- KONDA Barometer Survey 20151
- KONDA barometer surveys 2007, 2011, and 20151
- OECD1
- OECD Social Expenditure Database 20191
- Petrol İş Union Proceedings1
- SGK1
- Social Security Institution Statistics and Central Bank of the Republic of Turkey Statistics1
- Social Security Organization Statistics 20091
- State Planning Institution 20091
- The Supreme Council of Elections 20121
- Turkish Parliament Proceedings1