GIROD, A. The impact of the four motivation boosters on tennis player development (part 1). ITF Coaching & Sport Science Review , London, U.K., v. 23, n. 66, p. 22–24, 2015. DOI: 10.52383/itfcoaching.v23i66.139. Disponível em: https://itfcoachingreview.com/index.php/journal/article/view/139. Acesso em: 7 may. 2024.