ِAtia Mohammed Bajai, and Ali Abdulamir Hussein. “The Effect of Lactate Resistance Training on Hemoglobin Concentration Performance Endurance and Some Offensive Skills of Under-21 Football Players”. Journal of Physical Education 38, no. 2 (June 28, 2026): 2063–2080. Accessed July 3, 2026. https://www.jcope.uobaghdad.edu.iq/index.php/jcope/article/view/2412.