Movement of an extraction system along the hypsometry of a steeply dipping seam von Gavrilov, P. D., Kolesnikov, M. A., Podkorytov, E. I., Firsov, V. P., Zuev, V. S., Shmidt, P. F., Butorov, I. S., Volkomirskii, Ya. I., Reznikov, I. D.

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