DERECH, V. D. Classification of finite nilsemigroups for which the inverse monoid of local automorphisms is permutable semigroup. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 68, n. 5, p. 610–624, 2016. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/1865. Acesso em: 5 dec. 2025.