TY  - BOOK
AU  - Hoek,Evert
AU  - Kaiser,P.K.
AU  - Bawden,W.F.
TI  - Support of underground excavations in hard rock
SN  - 9054101865
AV  - TA740  .H64 2000
PY  - 2000///
CY  - Rotterdam
PB  - A. A. Balkema
KW  - Excavation
KW  - Underground areas
KW  - Retaining walls
ER  -