Partial orders related to the Hom-order and degenerations. São Paulo Journal of Mathematical Sciences, [S. l.], v. 4, n. 3, p. 473–478, 2010. DOI: 10.11606/issn.2316-9028.v4i3p473-478. Disponível em: https://revistas.usp.br/spjournal/article/view/61.. Acesso em: 16 maio. 2024.