G. A. Pringga, R. A. M. Andriana, I. L. Wardhani, and L. Arfianti, “Comparison of Hamstrings and Quadriceps Femoris Muscle Thickness Increment between Agonist-Antagonist Paired Set and Traditional Set Resistance Training in Untrained Healthy Subjects”, SPMRJ, vol. 3, no. 2, pp. 60–70, Aug. 2021.