Al-awamleh ذكرى سعد, and Abu Al Taieb محمد حسن. “The Effects of Two Resistance Training Systems (Drop Sets) and (Super Sets) on Some Kinematics Variables in Crawl Swimming Among Physical Education College Students”. DRASSA Journal of Development and Research for Sport Science Activities 6, no. 1 (June 30, 2020): 1–24. Accessed September 22, 2021.