TY - BOOK AU - Weinstock, I.S. AU - Mizrokhi, Ju.N., coaut. TI - Automatic ultrasonic control of concrete strength in proces-s of heat - treatment / by I.S. Weinstock, Ju.N. Mizrokhi CY - Moscow : RILEM N1 - "RILEM International Conference on the Problems of Accelera-ted Hardening of Concrete in Manufacturing Precast Reinforc-ed Concrete Units, Moscow, july 1964" ER -