Abbas, Mofq. “The Effect Of Power Defined By Speed On The Development of Some Static And Fundamental Skills In Soccer For Junior Students”. Journal of Physical Education 28, no. 3 (September 28, 2016): 484–498. Accessed May 6, 2024. https://jcope.uobaghdad.edu.iq/index.php/jcope/article/view/1086.