Afrizal and Evi Falona Br Nainggolan (2024) “IMPROVING VO2MAX OF STUDENTS OF THE SPORTS COACHING EDUCATION STUDY PROGRAM GUNUNG LEUSER UNIVERSITY , ACEH THROUGH THE INTERVAL TRAINING METHOD”, Jurnal Penelitian Progresif, 3(2), pp. 13-19. doi: 10.61992/jpp.v3i2.112.