TY  - BOOK
AU  - HARDY, H. REGINALD
TI  - PROCEEDINGS FIRST CONFERENCE ON ACOUSTIC EMISSION/MICROSEISMIC ACTIVITY IN GEOLOGIC STRUCTURES AND MATERIALS
SN  - 0878490175
U1  - 622.159 
PY  - 1977///
CY  - Alemania
PB  - TRANS TECH PUBLICATIONS
KW  - MICROSISMOS
ER  -