by Grosheva, V. M., Panasevich, V. M., Boichun, V. Yu
Published in Glass and ceramics (01.03.1968)

by Panasevich, V. M., Yaremenko, Z. A., Grosheva, V. M., Tresvyatskii, S. G.
Published in Glass and ceramics (01.08.1968)