Ghurri, Ainul, 		Adiatmika, I Putu Gede, 		Griadhi, I Putu Adiartha, 		Sundari, Luh Putu Ratna, 		Purnawati, Susy, AND 		Dinata, I Made Krisna.
" HIGH INTENSITY INTERVAL TRAINING LEBIH BAIK DARIPADA FARTLEK TRAINING TERHADAP PENINGKATAN VO2max DAN  LACTATE THRESHOLD PADA ATLET BOLA TANGAN KOTA SURABAYA" <em>Sport and Fitness Journal</em> [Online], Volume 8 Number 3 (1 October 2020)