LEVCHUK, K. G. Destruction of Nonholonomic Constraints a Sticking Drill String by the Method of Transverse Vibrations. Cherkasy University Bulletin: Physical and Mathematical Sciences, [S. l.], v. 1, n. 1, 2018. Disponível em: https://phys-ejournal.cdu.edu.ua/article/view/2336. Acesso em: 15 jun. 2026.