1. V. M. Sedelkin, A. N. Surkova, O. A. Lebedeva, et al., Izv. Volgogr. Tekh. Univ., No. 12, 72 (2018).
2. E. Yu. Kanyukov, E. E. Shumskaya, D. V. Yakimchuk, et al., Izv. NAN Armen., Fiz. 52, 212 (2017).
3. A. V. Fedotova, I. G. Shaikhiev, V. O. Dryakhlov, et al., Vestn. BGTU im. V. G. Shukhova, No. 5, 16 (2016).
4. A. B. Shipovskaya, Extended Abstract of Doctoral (Tech. Sci.) Dissertation (Chernyshevskii Sarat. State Univ., Saratov, 2009), p. 41.
5. A. Kowalik-Klimczak, A. Bednarska, and M. Gradkowski, Probl. Eksploat. 1, 119 (2016).