BIRKELAND, M. E.; BREMS, C. R.; KABELMANN, T. Analyse af personers transportarbejde, 1975-1998. Proceedings from the Annual Transport Conference at Aalborg University, [S. l.], v. 7, n. 1, 2000. DOI: 10.5278/ojs.td.v7i1.4893. Disponível em: https://journals.aau.dk/index.php/td/article/view/4893. Acesso em: 27 apr. 2024.