1. Pavlushkin, N.M., Spechennyi korund (Sintered Corundum), Moscow: Gos. Izdat. Liter. Stroit. Arkhitekt. Stroit. Mater., 1961, p. 195.
2. Malikova, E.V., The effect of additives of yttrium and magnesium oxides on corundum armor ceramics characteristics, Crucibl. Tech. Ceram., 2013, nos. 4–5, pp. 35–39.
3. Bogdanov, S.P., Khristyuk, N.A., and Dolgin, A.S., Gas transmission method to produce coatings on corundum powders, Phys. Chem. Glass, 2018, vol. 44, no. 6, pp. 70–76.
4. Garshin, A.P., Keramika dlya mashinostroeniya (Ceramics for Mechanical Engineering), Moscow: Nauchtekhlitizdat, 2003.
5. Zaitsev, G.P., Corundum armored ceramics: Production and application experience, Ekspertn. Soyuz, 2013, No. 3 (24). http://www.unionexpert.ru/index.php/2011-07-25-15-56-33/item/287.