DerechV. D. (2011) “Structure of a finite commutative inverse semigroup and a finite bundle for which the inverse monoid of local automorphisms is permutable”, Ukrains’kyi Matematychnyi Zhurnal, 63(9), pp. 1218-1226. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/2799 (Accessed: 21November2024).