J. Mohamed, M., مقبولة, A. Qassim, B., بان, Jasim, L., & لیلى. (2009). Classification of some arcs of type (m,n) in PG(2,19). Journal of Education and Science (JES), 22(4), 83–93. https://doi.org/10.33899/edusj.2009.57929