A. Ali, Ali, علی, Asma S. Aziz, and أسماء. “W-Wiener Polynomials for Width Distance of Some Special Graphs”. AL-Rafidain Journal of Computer Sciences and Mathematics 4, no. 2 (June 25, 2025): 103–124. Accessed August 5, 2025. https://rjps.uomosul.edu.iq/index.php/csmj/article/view/19644.