(NwQZKOSTX SILIKATNYH STEKOL (B/s - (NbEZBORODOW(B, (NmIHAIL aLEKSEEWI^s ((NmINSK (B:s (NnAUKA I TEHNIKA(B,s, 1975)
(NbIBLIOGR(B.: (NS(B. 311-349s
Keywords: (NsTEKLOs -- (NsWOJSTWAs