1. Oligocene vegetation and climate characteristics in north-west Turkey: Data from the south-western part of the Thrace Basin;Akgün;Turk. J. Earth Sci.,2013
2. Sequoioideae (Cupressaceae) woods from the upper Oligocene of European Turkey (Thrace);Akkemik;Phytol. Balc.,2005
3. Standard test method for ash in the analysis sample of coal and coke from coal;American Society for Testing and Materials (ASTM) D3174–-12,2018
4. Standard Test Method for Volatile Matter in the Analysis Sample of Coal and Coke;American Society for Testing and Materials (ASTM) D3175-20,2020
5. Standard Test Method for Total Moisture in Coal;American Society for Testing and Materials (ASTM) D3302 / D3302M-19,2019