PAWAR, M. M.; BHAMRE, V. P. Covering Energy of Some Classes of Posets. The Journal of the Indian Mathematical Society, [S. l.], v. 87, n. 3-4, p. 193–205, 2020. DOI: 10.18311/jims/2020/25451. Disponível em: https://informaticsjournals.com/index.php/jims/article/view/25451. Acesso em: 5 may. 2024.