1. Applied coal petrology: the role of petrology in coal utilization;Suárez-Ruiz,2008
2. Stach E, Mackowsky M-Th, Teichmüller M, Taylor GH, Chandra D, Teichmüller R. Stach's textbook of coal petrology. Gebruder Bornträger 1982.
3. The organic petrology;Taylor;Gebruder Bornträger,1998
4. Recognition of peat depositional environments in coal: a review;Dai;Int J Coal Geol,2020
5. A new technological classification of low-rank coal on the basis of Polish deposits;Bielowicz;Fuel,2012