Pumpable concrete / E. Kempster.
Kempster, E.
Pumpable concrete / E. Kempster. - Watford, [Inglaterra] : BRS - [14] p. - Current paper ; 29-69 / Building Research Station .
Pumpable concrete / E. Kempster. - Watford, [Inglaterra] : BRS - [14] p. - Current paper ; 29-69 / Building Research Station .