RICH, J. H.; NIELSEN, O. A.; HOLM, J. Portzone model for Øresundsregionen: – fremskrivning af trafikpotentialet for ny togtunnel mellem Helsingør-Helsingborg. Proceedings from the Annual Transport Conference at Aalborg University, [S. l.], v. 9, n. 1, 2002. DOI: 10.5278/ojs.td.v9i1.4556. Disponível em: https://journals.aau.dk/index.php/td/article/view/4556. Acesso em: 8 may. 2024.