TY  - BOOK
AU  - Billington, David P.
TI  - Thin shell concrete structures
SN  - 0070052794
U1  - 624.18 
PY  - 1982///
CY  - New York
PB  - McGraw-Hill Book company
KW  - Rienforced Concrete Construction
KW  - Shells (Engineering)
ER  -