Mayorga Lascano PM, Jaramillo Álvaro, Moreta-Herrera R. Competitive anxiety and self-efficacy in high performance tennis players before and after a competition. Rev. Guillermo Ockham [Internet]. 2021 Oct. 29 [cited 2024 Dec. 21];18(1):45-54. Available from: https://revistas.usb.edu.co/index.php/GuillermoOckham/article/view/4526