Lalz, Kholod, and Suaad Hassanein. 2016. “The Effect of Sensory - Motor Perception Exercises on Learning Throwing and Receiving Rings During Cat Leap Performance in Rhythmic Gymnastics”. Journal of Physical Education 28 (3): 303-15. https://doi.org/10.37359/JOPE.V28(3)2016.1076.