H Sommer

发表

THE AIR-ENTRAINED SYSTEM IN HARDENED CONCRETE-MICROSCOPIC MEASUREMENT AND INTERNATIONAL RING AND BALL TEST PROGRAMME

H Sommer, 1976 .

The Precision of the Microscopical Determination of the Air-Void System in Hardened Concrete

H Sommer, H. Sommer, 1979 .

NOISE REDUCING CONCRETE SURFACES

H Sommer, 1994 .