KRISTENSEN, J. P. Kørselsafgifter i byer. Status og erfaringer i Europa. Proceedings from the Annual Transport Conference at Aalborg University, [S. l.], v. 10, n. 1, 2003. DOI: 10.5278/ojs.td.v10i1.4714. Disponível em: https://journals.aau.dk/index.php/td/article/view/4714. Acesso em: 2 may. 2024.