Синиця, Тетяна, and Людмила Шестерова. “Study of the Relevance Recreative Aerobics Exercises for Women of the First Mature Age”. Slobozhanskyi Herald of Science and Sport, no. 6(62) (December 30, 2017): 97–101. Accessed July 18, 2024. https://journals.uran.ua/index.php/1991-0177/article/view/118767.