(NpOWY[ENIE \FFEKTIWNOSTI FLOTACII (B/s - (Nt@RNIKOWA(B, (NwERA iWANOWNAs; (NnAUMOW(B, (NmIHAIL eWGENXEWI^s ((NmOSKWA (B:s (NnEDRA(B,s, 1980)
(NbIBLIOGR(B.: (NS(B. 213-223s
Keywords: (NfLOTACIQs