1. Kairbekov, Zh.K., Emel’yanova, V.S., Zhubanov, K.A., Myltykbaeva, Zh.K., and Baizhomartov, B.B., Teoriya i praktika pererabotki uglya (Theory and Practice of Coal Processing), Almaty: Bilim, 2013.
2. Maloletnev, A.S., Krichko, A.A., and Garkusha, A.A., Poluchenie sinteticheskogo zhidkogo topliva gidrogenizatsiei uglei (Production of Synthetic Liquid Fuels by Coal Hydrogenation), Moscow: Nedra, 1992.
3. Krichko, A.A. and Maloletnev, A.S., Fuel Proc. Techn., 1991, vol. 31, p. 33.
4. Eremina, A.O., Krichko, A.A., and Yulin, M.K., Khim. Tverd. Topl. (Moscow), 1988, no. 3, p. 75.
5. Radchenko, E.D., Nefedov, B.K., and Aliev, R.R., Promyshlennye katalizatory gidrogenizatsionnykh protsessov neftepererabotki (Industrial Catalysts for Hydrogenation Oil Refining Processes), Moscow: Khimiya, 1997.