Symposium on underground rock chambers :
Symposium on underground rock chambers : Held during the asce national meeting on water resources engineering, phoenix, arizona, january 13-14, 1971.
- 600 páginas
Mecánica de rocas
Construcciones subterráneas--Congresos
TA712 / S941971
Mecánica de rocas
Construcciones subterráneas--Congresos
TA712 / S941971