Somova K, Yemets T, Kalmykova Y, Kalmykov S. Development of flexibility in the hip joints in children 5-8 years of the initial group of special physical training in rhythmic gymnastics. SHSS [Internet]. 2021Oct.22 [cited 2024Dec.20];(4(84):37-43. Available from: https://journals.uran.ua/index.php/1991-0177/article/view/242059