Improvement of the technology for determining the time spent on cleaning gondola cars. Международный научный журнал «Инженер», [S. l.], v. 2, n. 4, p. 64–67, 2025. DOI: 10.56143/3030-3893/2024-4-64-67. Disponível em: https://engineer.tstu.uz/index.php/engineer-tstu/article/view/22. Acesso em: 26 jul. 2026.