Technical Training Junior Tennis Players Aged 8–9 as a Constituent Part of Successful Playing Activity. Fiz. vihov. sport kul’t. zdor. suchas. susp. [Internet]. 2018 Feb. 16 [cited 2024 Apr. 27];(4 (40):94-8. Available from: https://sport.vnu.edu.ua/index.php/sport/article/view/1848