(NkNIVNAQ TORGOWLQ(B:s (NISSLED(B. (NI MATERIALY(B/s (NsB(B. 7s - (NmARIN(B, (Na(B. (Np(B.s (NaLEKSANDR pETROWI^s ((Nm(B.:s (NkNIGA(B,s, 1980)
Keywords: (NkNIVNAQ TORGOWLQs -- (NsBORNIKIs