000 00442pam a2200157a 44500
008 160408b1975 xxu||||| |||| 00| 0 eng d
082 _a551.382
_bP43r
100 _aPersen, Leif N.
245 1 _aROCK DYNAMICS AND GEOPHYSICAL EXPLORATION
260 _aAmsterdam
_bElsevier Scientific Pub.
_c1975
300 _a276
440 _aDevelopments In Geotechnical Engineering
_vV. 8
650 _aRocks
964 _gCIRC
997 _aA47522 C
999 _c261514
_d261514