Abbas , Ithra, و Maher Shalash. "The Impact of Special Exercises Using the (Wheatley’s) Strategy on Learning to Perform the Underhand Serve and Reception Skills in Volleyball for Students". Journal of Physical Education, م 36, عدد 4, ديسمبر، 2024, ص 1085-02, https://doi.org/10.37359/JOPE.V36(4)2024.2191.