nofrianti, ulfa, umar umar, suci sari, and ardo okilanda. “Pengaruh Latihan Circuit Training Berbasis Permainan Terhadap Kemampuan Groundstroke Forehand Pemain Tenis Lapangan Bitens Unp”. Jurnal Gladiator, Vol. 6, no. 4, July 2026, pp. 833-42, doi:10.24036/gltdor2414011.