HRUBAN, I.; MOLKOVÁ, T. CURRENT APPROACHES TO TIME MARGINS IN RAILWAY TIMETABLES. Perner’s Contacts, [S. l.], v. 5, n. 3, p. 100–106, 2010. Disponível em: https://pernerscontacts.upce.cz/index.php/perner/article/view/999. Acesso em: 23 jul. 2024.