Jabbar, Ansam Khazaal Jabbar. “Effect of Phosphorous Training According to Pulse Intensity to Develop Speed Endurance and Achievement of 400-Meter Run for Women”. Musamus Journal of Physical Education and Sport (MJPES) 7, no. 1 (April 5, 2025): 308-316. Accessed December 21, 2025. https://ejournal.unmus.ac.id/index.php/physical/article/view/6743.