BAK, J.; OLSEN, R. S. Kundeundersøgelser i køreplanlægningen. Proceedings from the Annual Transport Conference at Aalborg University, [S. l.], v. 11, n. 1, 2004. DOI: 10.5278/ojs.td.v11i1.4955. Disponível em: https://journals.aau.dk/index.php/td/article/view/4955. Acesso em: 8 may. 2024.