“The Effectiveness of Contrast Training on Improving Clean and Jerk Lifts in Adolescent Weightlifters”, Compet. J. Pendidik. Kepelatihan Olahraga, vol. 18, no. 1, pp. 1362–1373, Feb. 2026, Accessed: Feb. 26, 2026. [Online]. Available: https://competitor.idjournal.eu/index.php/competitor/article/view/626