TY  - BOOK
ED  - Symposium On Rock Mechanics
TI  - Symposium on rock mechanics: Papers and discussion from the first annual symposium on rock mechanics, colorado school of mines, april 23-25, 1956
T2  - Quaterly of the colorado scholl of mines
AV  - TN210 S9 1956
PY  - 1956///
CY  - Golden, colorado
PB  - [editor no identificado]
KW  - Industria minera
KW  - Congresos
ER  -