(NwOPROSY ISPOLXZOWANIQ MINERALXNOGO I RASTITELXNOGO SYRXQ sREDNEJ aZII (B/s - (NmARKMAN(B, (NaLEKSANDR lXWOWI^s ((NtA[KENT (B:s (NiZD(B-(NWO aKAD(B. (NNAUK uZssr(B, s, 1961)
Keywords: (NhIMI^ESKAQ TEHNOLOGIQs; (NhIMI^ESKAQ PROMY[LENNOSTX s