Kurnia, M., T. Sin, T. Sin, D. Donie, and I. Aziz. “Pengaruh Latihan Circuit Training Terhadap Kecepatan Renang Gaya Bebas 50 Meter Atlet Renang G-Sport Center”. Gladiator, Vol. 4, no. 4, June 2024, pp. 1207-16, doi:10.24036/gltdor1258022.