Öztürk B, Büyüktaş B, Bahçivan İbrahim, Balikçi M, Sangün L. Concurrent validity of the athla velocity application for measuring tennis service ball velocity. J. Hum. Sport Exerc. [Internet]. 2023 Apr. 18 [cited 2024 May 18];18(3):In Press. Available from: https://www.jhse.ua.es/article/view/concurrent-validity-athla-velocity-application