1. Klishin, V.I., Zvorygin, L.V., Lebedev, A.V., and Savchenko, A.V., Problemy bezopasnosti i novye tekhnologii podzemnoi razrabotki ugol’nykh mestorozhdenii (Safety and New Underground Coal Mining Technologies), Novosibirsk: Novosib. pisat., 2011.
2. Chernov, O.I., Hydrodynamic Stratification of Petrologically Uniform Strong Rocks as a Means of Controlling Intransigent Roof, J. Min. Sci., 1982, vol. 18, no. 2, pp. 102–107.
3. Lekontsev, Yu.M., Sazhin, P.V., and Klishin, V.I., RF patent no. 2394991, Byull. Izobret., 2010, no. 20.
4. Lekontsev, Yu.M. and Sazhin, P.V., RF patent no. 2400624, Byull. Izobret., 2010, no. 27.
5. Lekontsev, Yu.M., Leont’ev, A.V., and Rubtsova, E.V., RF patent no. 2433259, Byull. Izobret., 2011, no. 31.