TY  - BOOK
AU  - Klieger, Paul.
TI  - Studies of the effect of entrained air on the strength and -durability of concretes made with various maximum sizes of -aggregate / by Paul Klieger
CY  - Chicago : atories
N1  - "Authorized reprint from Proceedings of the Highway Researc-h Board, Vol. 31, p. 177 (1952)"
ER  -