Олійник, Михайло, and Едуард Дорошенко. “Pedagogical Characteristics of the Systems for Assessing the Technical and Tactical Skills of Qualified Volleyball Players”. Slobozhanskyi Herald of Science and Sport, no. 6(62) (December 30, 2017): 69–73. Accessed August 17, 2024. https://journals.uran.ua/index.php/1991-0177/article/view/118743.