GEOPHYSICS

On the possibility of control of the efficiency of underhand or overhand mining of a coal bed based on the investigation of stress wave propagation in it

Yu. F. Kovalenko, R. L. Salganik, L. I. Shleifman, V. S. Yamshchikov

Institute for Problems in Mechanics, USSR Academy of Sciences, Moscow

UDC: 550.834

Presented: S. A. Khristianovich
Received: 06.01.1984