Leśniewska-Napierała, Katarzyna, Tomasz Napierała, Kathleen M.C. Tjørve, and Even Tjørve. “A ‘contest’ As a Pedagogical Method in Tourism Higher Education: A Case Study in Teaching Creativity through Problem-Solving”. Turyzm/Tourism 30, no. 1 (June 1, 2020): 43-52. Accessed September 19, 2020. http://czasopisma.uni.lodz.pl/tourism/article/view/7920.