Jensen, Thomas C. “Empirisk undersøgelse Af økonomiske Forhold Med Betydning for Godstrans- Portens Omfang Og Fordeling På Transportformer”. Proceedings from the Annual Transport Conference at Aalborg University 1, no. 1 (December 31, 1994). Accessed May 13, 2024. https://journals.aau.dk/index.php/td/article/view/3853.