Unsymmetric dry friction for models of surface cleaning. ADVANCES IN MECHANICAL ENGINEERING AND TRANSPORT, [S. l.], v. 1, n. 14, p. 26–34, 2020. DOI: 10.36910/automash.v1i14.343. Disponível em: https://eforum.lntu.edu.ua/index.php/jurnal-mbf/article/view/343. Acesso em: 20 dec. 2025.