For citations:
Gumen V.R., Kovriga V.V. Development of roughness and decrease in hardness of abrasive wear surface in various types of polyethylene. Part I. Plasticheskie massy. 2021;1(11-12):26-28. (In Russ.) https://doi.org/10.35164/0554-2901-2021-11-12-26-28