RALLIS, Tom. Bybanernes udvikling. Proceedings from the Annual Transport Conference at Aalborg University, [S. l.], v. 2, n. 1, 1995. DOI: 10.5278/ojs.td.v2i1.3874. Disponível em: https://journals.aau.dk/index.php/td/article/view/3874. Acesso em: 18 may. 2024.