Improvement of methods for assessing the influence of geological disturbances on the technical and economic performance indicators of fully mechanized longwall faces : as exemplified by the mines of Donbass

Moscow

141 pp.

Improvement of methods for assessing the influence of geological disturbances on the technical and economic performance indicators of fully mechanized longwall faces : as exemplified by the mines of Donbass — Shkolyarenko, Olga Aleksandrovna — 1984 — Russian Dissertation Library