Петрушин [Petrushyn D.] Д. and Черкашина [Cherkashina L.] Л. (2012) “Perfection of speed-power internals for boxers 16–17”., Slobozhanskyi Herald of Science and Sport, (4(31), pp. 74–79. Available at: https://journals.uran.ua/index.php/1991-0177/article/view/21935 (Accessed: 23December2024).