NIELSEN, Otto Anker. Nye modeller for rutevalg. Proceedings from the Annual Transport Conference at Aalborg University, [S. l.], v. 3, n. 1, 1996. DOI: 10.54337/ojs.td.v3i1.6130. Disponível em: https://journals.aau.dk/index.php/td/article/view/6130. Acesso em: 19 may. 2024.