Петренко, Анастасія, and Oleg Kamaiev. “Features of the Classification of Acrobatic Exercises of Group B – "balancing" And Their Varieties in Artistic Swimming”. Slobozhanskyi Herald of Science and Sport, no. 5(73) (October 31, 2019): 57–60. Accessed April 27, 2024. https://journals.uran.ua/index.php/1991-0177/article/view/183425.