BÖYÜKELHAN, Evrim, Osman GÜMÜŞGÜL, and Halil BİSGİN. “Analyzing the Leisure Satisfaction Levels of Individuals Participated in the Ultra Trail Organization As Recreation”. Sportif Bakış: Spor ve Eğitim Bilimleri Dergisi 9, no. 2 (August 31, 2022): 179–190. Accessed March 13, 2025. https://sportifbakis.com/index.php/pub/article/view/269.