Hanoon, Wesam, and Rassol Mohi. “The Effect Of Physical Effort Using Different Temperatures On Youth Soccer Players’ Hemoglobin”. Journal of Physical Education 28, no. 3 (September 28, 2016): 390–400. Accessed May 7, 2024. https://jcope.uobaghdad.edu.iq/index.php/jcope/article/view/1081.