E. ZAYA, N.; HAJE, D.; AHMED, D. The Sixth and Seventh Largest Number of Subuniverses of Finite Lattices. Academic Journal of Nawroz University, [S. l.], v. 12, n. 1, p. 143–148, 2023. DOI: 10.25007/ajnu.v12n1a1713. Disponível em: https://journals.nawroz.edu.krd/index.php/ajnu/article/view/1713. Acesso em: 3 jul. 2024.