V. I. Shapoval, V. V. Malyshev, I. A. Novoselova, Kh. B. Kushkhov, “Modern problems in the high-temperature electrochemical synthesis of the compounds of Group IV–VI transition metals”, Usp. Khim., 64:2 (1995), 133–141; Russian Chem. Reviews, 64:2 (1995), 125–132
