Siyahtaş, Anıl, Cemal Güler, and Bülent Duran. “The Relationship Between Psychological Well-Being and Loneliness Levels of Students Participating in Leisure-Time Physical Activity”. Physical Education of Students 29, no. 3 (June 30, 2025): 156–167. Accessed July 27, 2026. https://sportedu.org.ua/index.php/PES/article/view/2248.