1.
Derech VD. Classification of Finite Commutative Semigroups for Which the Inverse Monoid of Local Automorphisms is a ∆-Semigroup. Ukr. Mat. Zhurn. [Internet]. 2015Jul.25 [cited 2024Apr.19];67(7):867-73. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/2029