Creep in model pillars

Author:	Obert, Leonard,
Year:	1965
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.23:6703
Series:	Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number:	6703
Subjects:	Rock mechanics
	Rocks--Creep
	Mining engineering
Link:	https://hdl.handle.net/2027/mdp.39015078525584