ULANDARI, Putri; NELDI, Hendri; ARGANTOS, Argantos. The effect of extensive interval training, intensive intervals, and motivational training on the speed of athletes swimming 50 meters freestyle. Jorpres (Jurnal Olahraga Prestasi), [S. l.], v. 19, n. 1, p. 70–78, 2023. DOI: 10.21831/jorpres.v19i1.64265. Disponível em: https://journal.uny.ac.id/index.php/jorpres/article/view/64265. Acesso em: 3 jun. 2025.