(NsBORNIK ZADA^ I UPRAVNENIJ PO ARIFMETIKE (B: s (NdLQ PED(B. (NU^ILI] (B/ s - (NiGNATXEW(B, (NwENEDIKT aNTONOWI^(B. s; (NiGNATXEW(B, (Nn(B.(Ni(B. s; (N{OR(B, (Nq(B.(Na(B. s ((NmOSKWA (B: s (Nu^PEDGIZ(B,s, 1959)
Keywords: (NaRIFMETIKA (B- (NzADA^Is