CRESPO DUALDE , A. . Tennis teaching as business: coaches as creators of added value. ITF Coaching & Sport Science Review , London, U.K., v. 28, n. 80, p. 35–37, 2020. DOI: 10.52383/itfcoaching.v28i80.68. Disponível em: https://itfcoachingreview.com/index.php/journal/article/view/68. Acesso em: 29 apr. 2024.