S Mahmood, I., R. Kh Jameel, and O. Ahmad Jasim. “Comparative Analytical Study in Basic Skills and Fixed Game States for the Two Seasons (2007- 2013) Futsal”. Al-Rafidain Journal For Sport Sciences, vol. 24, no. 74, Apr. 2021, pp. 38-57, doi:10.33899/rjss.2021.167971.