1. 3. Super-Alloys II. Heat-Resistant Metals for Aerospace and Industrial Machining. (1995). In Sims, C.T. (ed.). Moscow: Metallurgy (in Russian).
2. Cobalt-based superalloys for applications in gas turbines
3. 5. Reznik, I.D., Sobol, S.N., and Khudiakov, V.M.(1995, 1996). Cobalt. Moscow: Machine-Building (in Russian).
4. Materials Engineering.;Materials Selector,1986
5. 9. Perelman, F.M. and Zvorykin, A.Ya. (1975). Cobalt and Nickel. Moscow: Nauka (in Russian).