TY  - GEN
AU  - Karanam, U.M. Rao
AU  - Misra, B.
TI  - Principles of rock drilling
SN  - 905410788X
PY  - 1998///
CY  - Rotterdam
PB  - A.A. Balkema
KW  - MINING ENGINEERING
KW  - ROCK DRILLING
ER  -