(N~UDODEJSTWIE P^ELY (B/s - (NiZMALKOWA(B, (NnINA aLEKSEEWNAs ((NwORONEV (B:s (NcENTR(B.-(N~ERNOZEM(B. (NKN(B. (NIZD(B-(NWO(B,s, 1991)
Keywords: (Np^ELOWODSTWO (B- (NpRODUKTY (B- (NlE^EBNOE PRIMENENIEs