Dorofeyev, O. and Kovtun, V. 2019. Estimation of the Stress-Strain State of a Discrete Medium by a Plastic Flow Model. Problems of Tribology. 24, 3/93 (Oct. 2019), 29–38. DOI:https://doi.org/10.31891/2079-1372-2019-93-3-29-38.