Christensen, Linda. “Ny Metode Til at Indsamle Interviewdata Om Rejser Med Overnatning: Considerations on a Method to Analyse Long Distance Travel When Collecting Only Data about the Two Latest Journeys”. Proceedings from the Annual Transport Conference at Aalborg University 25, no. 1 (December 31, 2018). Accessed November 22, 2024. https://journals.aau.dk/index.php/td/article/view/6051.