“PENGARUH HIIT TERHADAP KECEPATAN 50 METER BIFIN PADA ATLET KELOMPOK UMUR A DI EAGLE DIVING CLUB KOTA SURABAYA” (2025) Integrative Perspectives of Social and Science Journal, 2(2 Mei), pp. 2920–2926. Available at: https://ipssj.com/index.php/ojs/article/view/388 (Accessed: 21 October 2026).