TALUKDER, M.; ARIF, M. Characterization of Modular Join-Semilattices. GANIT: Journal of Bangladesh Mathematical Society, [S. l.], v. 29, p. 43–49, 2011. DOI: 10.3329/ganit.v29i0.8514. Disponível em: https://www.banglajol.info/index.php/GANIT/article/view/8514. Acesso em: 20 may. 2024.