1. Rus’lyanova, N.D., Uglekhimiya (Coal Chemistry), Moscow: Nauka, 2003.
2. Shkoller, M.B., Polukoksovanie kamennykh i burykh uglei (Semicoking of Coal and Lignite), Novokuznetsk: Inzhenernaya Akademiya Rossii, Kuzbasskii Filial, 2001.
3. Misserova, O.K., Larina, N.K., and Skripchenko, G.B., Structural and Chemical Transformation of Lignite in Three-Stage Fast Heating, Khim. Tverd. Topl., 1979, no. 2, pp. 3–9.
4. Pestryakov, B.V., Distribution of Aromatic and Aliphatic Hydrocarbons in Donetsk Basin Coal, Khim. Tverd. Topl., 1982, no. 4, pp. 8–12.
5. Gagarin, S.G. and Skripchenko, G.B., Current Concepts Regarding the Chemical Structure of Coal, Khim. Tverd. Topl., 1986, no. 3, pp. 3–13.