Literature cited
M. A. Rubashev, G. I. Berdov, V. P. Gavrilov et al., Heat Resistant Dielectrics and Their Joints (Seals) with Metals in Modern Technology [in Russian], Atomizdat, Moscow (1980).
Additional information
Translated from Steklo i Keramika, No. 7, pp. 19–20, July, 1989.