ABDULLAHI, M. S.; KUMAM, P.; ABUBAKAR, J.; GARBA, I. A. Coincidence and self-coincidence of maps between digital images. Topological Methods in Nonlinear Analysis, [S. l.], v. 56, n. 2, p. 607–628, 2020. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2020.055. Acesso em: 3 jul. 2024.