Saher Mohammed Hameed. “Evaluating the Elements of Physical Fitness and Their Relationship to Playing Positions for Young Soccer Players”. Jurnal Nakula : Pusat Ilmu Pendidikan, Bahasa Dan Ilmu Sosial, vol. 3, no. 6, Nov. 2025, pp. 370-9, doi:10.61132/nakula.v3i6.2473.