Trujillo Chávez HS, Tocto Lobato JG, Orlando David, Sánchez Espinoza OF. Concentration routines in intermediate level tennis players. CD [Internet]. 2020Jan.4 [cited 2024Aug.24];4(1):224-35. Available from: https://cienciadigital.org/revistacienciadigital2/index.php/CienciaDigital/article/view/1096