1. G. N. Kuznetsov, “Graphical methods of estimating the limiting state of jointed rock round mine workings,” in: Contemporary Problems in Rock Mechanics [in Russian], Nauka, Leningrad (1972).
2. E. I. Shemyakin, “Two problems in rock mechanics arising out of the working of deep ore or coal deposits,” Fiz.-Tekh. Probl. Razrabotki Polezn. Iskop., No. 6 (1975).
3. N. S. Bulychev, B. Z. Amusin, and A. G. Olovyannyi, Design of Supports for Main Mine Workings [in Russian], Nauka, Moscow (1974).
4. N. A. Chinakal, V. G. Dzyubenko, N. V. Marevich, and M. M. Zharkov, The Shield System of Mining [in Russian], Nauka, Novosibirsk (1972).
5. E. Ya. Makhno, Questions in the Working of Steeply-Dipping Coal Seams with Shield Supports [in Russian], Ugletekhizdat, Moscow (1957).