Completely Closed Filter in BN -Algebra. InPrime: Indonesian Journal of Pure and Applied Mathematics, [S. l.], v. 7, n. 1, p. 44–51, 2025. DOI: 10.15408/inprime.v7i1.42170. Disponível em: https://journal.uinjkt.ac.id/inprime/article/view/42170. Acesso em: 21 jan. 2026.