TY  - GEN
AU  - Konya,Calvin J.
AU  - Walter,Edward J.
TI  - Surface blast design
SN  - 0138779945
PY  - 1990///
CY  - Englewood Cliffs, N.J.
PB  - Prentice Hall
KW  - Blasting
KW  - Rock mechanics
ER  -