TY  - BOOK
AU  - Klieger, Paul.
TI  - Further studies on the effect of entrained air on strength -and durability of concrete with various sizes of aggregates- / by Paul Klieger
CY  - Chicago : atories
N1  - "Authorized reprint from Bulletin 128 of the Highway Resear-ch Board 1956, p. 1"
ER  -