NGATMAN, Ngatman; GUNTUR, Guntur; GANI, Ismail; BROTO, Danang Pujo. Tennis training model to improve groundstroke skills in children. Jurnal Cakrawala Pendidikan, [S. l.], v. 42, n. 1, p. 149–163, 2023. DOI: 10.21831/cp.v42i1.47414. Disponível em: https://jurnal.uny.ac.id/index.php/cp/article/view/47414. Acesso em: 7 jun. 2025.