1. Ettinger, I.L., Gazonosnost’ iskopaemykh uglei (Gas Capacity of Fossil Coals), Moscow: Nedra, 1966.
2. Eremin, I.V., Lebedev, V.V., and Tsikarev, D.A., Petrografiya i fizicheskie svoistva uglei (Petrography and Physical Properties of Coals), Moscow: Nedra, 1980.
3. Artser, A.S. and Protasov, S.I., Ugli Kuzbassa: proiskhozhdenie, kachestvo, ispol’zovanie (Kuzbass Coals: Origin, Quality, and Use), vol. 1, Kemerovo: Kuzbas. Gos. Tekh. Univ., 1999.
4. Gyulmaliev, A.M., Gagarin, S.G., Gladun, T.G., and Golovin, G.S., The relation between the structure and properties of the organic matter of coals. Current state of the problem, Solid Fuel Chem., 2000, vol. 34, no. 6, pp. 1–50.
5. Semenova, S.A., Korol’, N.A., and Patrakov, Yu.F., Applying the method of sorption activity in iodine to estimating the outburst hazard of coals, Gornyi Inf.-Anal. Byull., 2006, no. 55, pp. 160–165.