Rika Putriani, Personi M, Apriansyah D. The Effect Of Variation Training On The Underwear Passing Skills Of Extracurricular Volleyball Players At State Senior High School 2 Bengkulu City. J. Educ. [Internet]. 2026 Jun. 13 [cited 2026 Aug. 25];2(1):17-20. Available from: https://jurnalunived.com/index.php/JOE/article/view/1152