1. Bausch Tomas. (2006). Jnnovative Zanradfertigung. Expertverlag GmbH, D-71262 Reningen. Germany.
2. Kalashnikov A. S., Morgunov Yu. A., Kalashnikov P. A. (2012). Modern gear processing methods. Moscow: Izdatel'skiy dom «Spektr». [in Russian language]
3. Kalashnikov A. S., Morgunov Yu. A., Kalashnikov P. A. (2010). Modern methods of gear grinding of cylindrical wheels. Spravochnik. Inzhenerniy zhurnal s prilozheniem, (5), pp. 21 – 26. [in Russian language]
4. Dreval' A. E., Skorohodov E. A. (Eds.) (2005). Metalworker Quick Reference. Moscow: Mashinostroenie. [in Russian language]
5. Kalashnikov A. S. (2016). Dental development trends. Ritm, (3), pp. 12 – 19. [in Russian language]