Elastic wave velocity and attenuation as used to define phases of loading and failure in coal

Author:	Shea-Albin, V. R.
Additional Authors:	Hanson, David R., Gerlick, R. E.
Year:	1991
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.23:9355
Series:	Report of investigations / United States. Bureau of Mines ;
Report Number:	9355
Subjects:	Ground control (Mining)
	Coal--Testing
	Fracture mechanics
Links:	https://hdl.handle.net/2027/mdp.39015078476382
	no.9355 1991