TY  - BOOK
ED  - The Concrete Society
ED  - International Congress on Lightweight Concrete [First : May 1968 : London
TI  - Papers
SN  - 721000010721000029
PY  - 0000///s.a
CY  - London GB : 
PB  - Cemento and Concrete Association, 
KW  - HORMIGONES LIVIANOS
ER  -