Theoretical calculation of the instantaneous friction-induced energy losses in arbitrarily excited axisymmetric mechanical contact systems / K. Truyaert, V. Aleshin, K. Van Den Abeele, S. Delruea // International journal of solids and structures. 2019. Vol. 158. P. 268-276. URL: http://vital.lib.tsu.ru/vital/access/manager/Repository/koha:000656125