(NtEHNOLOGIQ BETONAs (NRAS^ET I ZADA^I (B: (NU^EBNIK DLQ STUDENTOW WUZOWs - (NkONOPLENKO(B,(Na(B. (Ni(B.s (NaLEKSEJ iWANOWI^s ((Nk(B.s (NwI]A [KOLAs, 1975)
Keywords: (NbETONs -- (NpROIZWODSTWOs