1. I. M. Fedorchenko and L. I. Pugina, Sintered Composite Antifriction Materials [in Russian], Naukova Dumka, Kiev (1980), p. 440.
2. V. N. Miroshnikov and Yu. F. Shevchuk, “Choice of solid lubricants,” Powder Metall. Met. Ceram., 10, No. 11, 911–915 (1971).
3. Okage Sai and Okage Masahiko, Japan Patent 48-17684, Complex Materials Resistant to High-Temperature Oxidation in Air and Containing Fluorides as Lubrication [Russian translation], publ. 31 May (1973).
4. I. M. Fedorchenko, Yu. F. Shevchuk, and V. N. Miroshnikov, USSR Inventor’s Certificate 433234, Antifriction Cermet Iron-Based Material [in Russian], Bulletin No. 23, publ. (1974).
5. L. I. Pugina, I. M. Fedorchenko, et al., USSR Inventor’s Certificate 456015, Sintered Antifriction Nickel-Based Material [in Russian], Bulletin No. 1, publ. (1975).