Szwarc, Andrzej, Christoph Kromke, Aleksander Stuła, Bartosz Dolański, and Mateusz Sitek. “Efficiency of One-on-One Play Situations of Polish Football Players and Their Opponents During European Championships in Relation to the Playing Area, Current Result and Match”. Physical Education of Students 24, no. 3 (June 30, 2020): 174–185. Accessed June 4, 2026. https://sportedu.org.ua/index.php/PES/article/view/1108.