1. Mashinostroenie. Entsiklopediya (Machinery Manufacture. Encyclopedia), vol. II-4: Nemetallicheskie konstruktsionnye materialy (Non-Metallic Structure Materials), Moscow: Mashinostroenie, 2005, p. 189.
2. Kablov, E.N., Vse Mater. Entsikl. Sprav., 2007, no. 1, p. 2.
3. Zhelezina, G.F. and Matveeva, N.N., Vse Mater. Entsikl. Sprav., 2007, no. 1, p. 11.
4. Dalinkevich, A.A., Mikheev, P.V., Gusev, S.A., et al., Prot. Met. Phys. Chem. Surf., 2018, vol. 54, no. 7, p. 1326.
5. Dalinkevich, A.A., Gumargalieva, K.Z., Marakhovskii, S.S., et al., Prot. Met. Phys. Chem. Surf., 2015, vol. 51, no. 7, p. 1176.