M. Ali, A., أحمد, M. Abdullah, M. and محمود (2025) “Schultz and Modified Schultz Polynomials for Vertex – Identification Chain and Ring – for Hexagon Graphs”, AL-Rafidain Journal of Computer Sciences and Mathematics, 15(1), pp. 25–38. Available at: https://edusj.uomosul.edu.iq/index.php/csmj/article/view/36491 (Accessed: 10 September 2025).