Solving of Chromatic Number, Chromatic Polynomial and Chromaticity for a Kind of 6-Bridge Graph Using Maplesoft. Iraqi Journal of Science, [S. l.], v. 58, n. 4A, p. 1955–1962, 2021. DOI: 10.24996/ijs.2017.58.4A.17. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/5690.. Acesso em: 13 may. 2024.