Skorodumova Аnna, and Igor Baranov. “The Differences in Energy System Demands of Competitive Male Tennis Play Between Fast and Slow Courts”. ITF Coaching & Sport Science Review 27, no. 79 (December 31, 2019): 11–14. Accessed April 29, 2024. https://itfcoachingreview.com/index.php/journal/article/view/75.