Feilberg, Casper. “The Potential of Process Orientation: Rereading Problem Orientation, Project Work and Report Writing by Eva Hultengren (1976)”. Journal of Problem Based Learning in Higher Education 12, no. 2 (December 20, 2024): 16–25. Accessed December 22, 2024. https://journals.aau.dk/index.php/pbl/article/view/9134.