Hasaneen, Shaimaa, et al. “The Effect of Complex Training Using the Intermittent Method in Developing the Special Strength Ability and Achievement of Young Shot-Put Player U 20”. Journal of Physical Education, vol. 36, no. 2, June 2024, pp. 434-51, https://doi.org/10.37359/JOPE.V36(2)2024.2182.