Special Exercises on Sand and Grass Surfaces and Their Effect on Transitional Speed of Tennis Players. American Journal of Physical Education and Health Science, [S. l.], v. 3, n. 1, p. 39–43, 2025. DOI: 10.54536/ajpehs.v3i1.3717. Disponível em: https://www.e-pallipublishers.com/index.php/ajpehs/article/view/3717. Acesso em: 17 jun. 2026.