HARDY,R.H
PROCEEDINGS FIRST CONFERENCE ON ACOUSTIC EMISSION/MICROSEISMIC ACTIVITY IN GEOLO - GERMANY Trans Tech Publications 1977 - 16X23
624.17622 H272
PROCEEDINGS FIRST CONFERENCE ON ACOUSTIC EMISSION/MICROSEISMIC ACTIVITY IN GEOLO - GERMANY Trans Tech Publications 1977 - 16X23
624.17622 H272