Coal mine entry intersection behavior study

Author:	Hanna, Kanaan.
Additional Authors:	Haramy, Khamis Y., Conover, D.
Year:	1991
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.23:9337
Series:	Report of investigations / United States. Bureau of Mines ;
Report Number:	9337
Subjects:	Shaft sinking
	Rock mechanics
Link:	https://hdl.handle.net/2027/mdp.39015078479188