1. O. N. Popov, V. A. Sokolov, and V. P. Frolova, “Fusion-cast chrome-aluminum zircon refractories for glass smelters,” Ogneupory, No. 2, 43–48 (1989).
2. N. P. Lyakishev and M. I. Gasik, The Metallurgy of Chromium [in Russian], ELIZ, Moscow (1999).
3. A. S. Berezhnoi, Multicomponent Oxide Systems [in Russian], Naukova Dumka, Kiev (1970).
4. E. V. Degtyareva and I. S. Kainarskii, Magnesiosilicate and Spinel Refractories [in Russian], Metallurgiya, Moscow (1977).
5. L. B. Romanovskii, Magnesia-Spinellid Refractories [in Russian], Metallurgiya, Moscow (1983).