(N|LEMENTARNYJ KURS KOMMER^ESKIH WY^ISLENIJ I TERMINOLOGII S ZADA^AMI I OTWETAMI (B/s - (NtEORIN(B, (Nm(B. (Nt(B.s ((NmOSKWA (B:s (Nb(B. (NI(B.,s, 1914)
Keywords: (NkOMMER^ESKIE WY^ISLENIQs