Al-Seraji , Najm Abdulzahra Makhrib, and Ahmed Khallaf Essa. “Classification of the Projective Line over Galois Field of Order 31”. Iraqi Journal of Science 64, no. 4 (April 30, 2023): 1881–1901. Accessed January 3, 2026. https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/7385.