Abd alkahar Khalid, R., and T. Younis Allawy. “Appropriate and Inappropriate Research Tools for Descriptive master’s Researches In the College of Physical Education and Sports Sciences, University of Mosul”. Al-Rafidain Journal For Sport Sciences, vol. 26, no. 80, Apr. 2023, pp. 98-113, doi:10.33899/rjss.1999.1783850.