Forgotten Index and Forgotten Coindex of Graphs. Baghdad Science Journal, Iraq, Baghdad, v. 21, n. 2, p. 0504, 2024. DOI: 10.21123/bsj.2023.8366. Disponível em: https://bsj-ojs.uobaghdad.edu.iq/index.php/BSJ/article/view/8366.. Acesso em: 3 jun. 2025.