Derech VD. Complete classification of finite semigroups for which the inverse monoid of local automorphisms is a permutable semigroup. Ukr. Mat. Zhurn. [Internet]. 2016Nov.25 [cited 2024Nov.23];68(11):1571-8. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/1943