INSTITUTION OF ENGINEERS
PROCEEDINGS OF THE SIXTH NATIONAL SYMPOSIUM ON ROCK MECHANICS - K.G.F. INSTITUE OF ROCK MECHANICS 1992 - 25X18
622.206 I59
PROCEEDINGS OF THE SIXTH NATIONAL SYMPOSIUM ON ROCK MECHANICS - K.G.F. INSTITUE OF ROCK MECHANICS 1992 - 25X18
622.206 I59