CHRISTENSEN, A.; BØGELUND, M. Udfordringer i transportsektoren frem mod år 2050. Proceedings from the Annual Transport Conference at Aalborg University, [S. l.], v. 17, n. 1, 2010. DOI: 10.5278/ojs.td.v17i1.5524. Disponível em: https://journals.aau.dk/index.php/td/article/view/5524. Acesso em: 29 apr. 2024.