000 00405nam a2200145Ia 4500
008 220709b1977 xxu||||| |||| 00| 0 eng d
082 _a624.1513
_bC53A
245 _aAcoustic emission/microsesmic activity in geologic structures and materials
_bproceedings. 1977 & 1980.
260 _c1977
630 _aRock mechanics
700 _aLeighton, F.W. Ed. Hardy, H.R. Editor
964 _bEnglish
964 _ePaper Fo
942 _cBooks
906 _a24060
981 _a1977.
983 _aAcoustic emission/microsesmic activity in geologic structures and materials : proceedings. 1977 & 1980.
999 _c23892
_d23892