1. I. G. Khizanishvili and G. G. Gaprindashvili, “Andesite glaze for high voltage insulators,” Steklo Keram., No. 4, 32 – 33 (1966); I. G. Khizanishvili and G. G. Gaprindashvili, “Andesite glaze for high voltage insulators,” Glass Ceram., 23(4), 202 – 203 (1966).
2. V. P. Barzakovskii and S. K. Dubrovo, Physical-Chemical Properties of High-Voltage Porcelain [in Russian], Izd. Akad. Nauk SSSR, Moscow (1953).
3. T. L. Neklyudova and S. A. Akent’ev, “Decreasing pinhole defect formation probability on cobalt feldspar glazes for porcelain production,” Steklo Keram., No. 3, 16 – 17 (2011); T. L. Neklyudova and S. A. Akent’ev, “Decreasing pinhole defect formation probability on cobalt feldspar glazes for porcelain production,” Glass Ceram., 68(3 – 4), 85 – 86 (2011).