Spontaneous fracture of coal during borehole drilling as an index of burst hazard of the face zone
I. V. Nedashkovskii, A. I. Panteleev, N. I. VoronkovVolume:
13
Language:
english
Pages:
3
DOI:
10.1007/bf02498541
Date:
January, 1977
File:
PDF, 214 KB
english, 1977