(NuPRUGOSTX I NEUPRUGOSTX BETONA (B/ s - (NmALMEJSTER(B, (NaLEKSANDR kRISTAPOWI^s ((NrIGA (B: s (NiZD(B-(NWO aKAD(B. (NNAUK lATW(B. (Nssr(B, s, 1957)
(NbIBLIOGR(B.: (NS(B. 183-193s
Keywords: (NbETON s -- (NuPRUGOSTXs