Tropin, Yuriy, Vyacheslav Romanenko, Wojciech J. Cynarski, Natalia Boychenko, and Julia Kovalenko. “Model Characteristics of Competitive Activity of Female MMA Mixed Martial Arts Fighters of Different Weight Classes”. Slobozhanskyi Herald of Science and Sport 26, no. 2 (June 16, 2022): 41–46. Accessed January 27, 2023. http://journals.uran.ua/index.php/1991-0177/article/view/259136.