Author information
Authors and Affiliations
Additional information
Translated from Steklo i Keramika, No. 7, pp. 2–3, July, 1976.
Rights and permissions
About this article
Cite this article
Gardyga, M.V., Akimov, I.I. & Ryzhikov, K.L. Important plans. Glass Ceram 33, 407–410 (1976). https://doi.org/10.1007/BF00700582
Issue Date:
DOI: https://doi.org/10.1007/BF00700582