IQRONI, David; SETIAWAN, Donny. Developing A Punching Exercise Tool For Boxing. Journal of Coaching and Sports Science, [S. l.], v. 1, n. 1, p. 1–5, 2022. DOI: 10.58524/jcss.v1i1.97. Disponível em: https://www.journal.foundae.com/index.php/jcss/article/view/97. Acesso em: 12 jan. 2026.