Analysis of influence of partial goaf backfilling on the sss of the coal-bearing massif during selective mining technology of thin coal seams von V. A. Sotskov, D. S. Malashkevich, V. V. Russkikh

Volltext

Investigation of gravity motion angels and sliding friction coefficients of the mine rocks von A. G. Koshka, D. S. Malashkevich, R. R. Shchelkanov

Volltext

Mining thin and very thin seam with leaving waste rocks in the mine von A. G. Koshka, A. V. Javorskij, D. S. Malashkevich, E. A. Javorskaja

Volltext