1. A. Ya. Kulik, Yu. S. Borisov, A. S. Mnukhin, and M. D. Nikitin, High-Temperature Plasma Spraying of Powder Composites with Gases [in Russian], Mashinostroenie, Leningrad (1985).
2. G. V. Bobrov, V. B. Shlyakhov, G. M. Blyukher, and T. E. Fomina, ?Decreasing the carbon losses during plasma spraying of tungsten carbide,? in: Preparation of Coatings by High-Temperature Plasma Spraying [in Russian], Atomizdat, Moscow (1973).