1. Irgashev, A., Otsenka iznosostoikosti uzlov treniya kacheniya, rabotayushchikh v abrazivnoi srede (Estimation of Wear-Resistance of Rolling Friction Joints Working in Abrasive Medium), Tashkent: Tash. Gos. Tekhn. Univ., 1996.
2. Ikramov, U. and Makhkamov, K.Kh., Raschet i prognozirovanie abrazivnogo iznosa (Calculation and Prognosis of Abrasive Wear), Tashkent: Fan, 1982.
3. Yampol’skii, G.Ya. and Kragel’skii, I.V., Issledovanie abrazivnogo iznosa elementov par treniya kacheniya (Study of Abrasive Wear of Elements of Rolling Friction Pairs), Moscow: Nauka, 1973.
4. Irgashev, A., Methodological fundamentals of wear-resistance increasing of gear wheels of heavy-loaded toothed wheel gear of machine aggregates, Doctoral (Eng.) Dissertation, Tashkent, 2005.
5. Mirzayev, Q.Q., Increasing of wear-resistance of rolling bearings on the base of use of polyfunctional plastic lubricants, Candidate Sci. (Eng.) Dissertation, Tashkent, 2012.