MARENDRA, M. R.; PERSONI, M.; SUMANTRI, A. The Effect Of Waist Flexibility Training On Smashing Ability In Extracurricular Volleyball At State High School 10 In Bengkulu City. Journal of Physical Education and Sports, [S. l.], v. 2, n. 2, p. 43–48, 2025. DOI: 10.37676/jpes.v2i2.1065. Disponível em: https://jurnalunived.com/index.php/JPES/article/view/1065. Acesso em: 29 apr. 2026.