Hajder, Đorđe, B. Bjelica, N. Aksović, T. Dobrescu, and S. Bubanj. “COMPARATIVE ANALYSIS OF THE EFFECTS OF TRAINING WITH ADDITIONAL LOAD ON MOTOR FITNESS AND MORPHOLOGICAL CHARACTERISTICS OF ATHLETES”. Physical Education and Sport Through The Centuries, vol. 12, no. 2, Nov. 2025, pp. 123-41, doi:10.5937/spes2502123H.