Khalid, Zana, Ban Adnan, and Kholoud Laiz. 2013. “Psychological Stress in Relation to Self- Confidence and Some Basic Skills Performance on the Floor- Exercises in the Artistic Gymnastics for Women”. Journal of Physical Education 25 (4): 59-79. https://doi.org/10.37359/JOPE.V25(4)2013.619.