Sattar, H. and Issa, A.- hamza 2018. Some Kinematical Variables and Their Relationship with Position Two Blocking Accuracy by Pivot Volleyball Club Players in the Primer League. Journal of Physical Education. 30, 1 (Mar. 2018), 44–54. DOI:https://doi.org/10.37359/JOPE.V30(1)2018.318.