J, Makbola, and Ban A. “On-Arcs With Weighted Point of Type (n-13,n) in PG (2,13)”. Journal of Education and Science 18, no. 4 (June 1, 2006): 83–93. Accessed September 10, 2025. https://edusj.uomosul.edu.iq/index.php/edusj/article/view/42146.