Mahmood Aziz, Shuaa. “Existence Of (47,5)- Arcs in The Projective Plane PG (2,13)”. AL-Rafidain Journal of Computer Sciences and Mathematics 1, no. 1 (June 1, 2004): 7–15. Accessed December 17, 2025. https://csmj.uomosul.edu.iq/index.php/csmj/article/view/36958.