A. ALI, A.; S. AZIZ, A. Wiener Polynomials of the Width Distance for Compound Graphs of G1 ☒ G2. AL-Rafidain Journal of Computer Sciences and Mathematics, [S. l.], v. 7, n. 2, p. 31–46, 2010. DOI: 10.33899/csmj.2010.163895 . Disponível em: https://csmj.uomosul.edu.iq/index.php/csmj/article/view/36360. Acesso em: 18 dec. 2025.