TY  - BOOK
AU  - Sinha, R. S.
TI  - Underground structures: Design and construction 
T2  - Developments in geothecnical engineering
AV  - TA712 U54 1991
PY  - 1991///
CY  - Amsterdam
PB  - Elsevier
KW  - Construcciones subterráneas
ER  -