On the Embedding of Semigroups into Nilpotent Groups
On the exponent semigroup of an E-m semigroup.
On the fixpoints of monogenic functions in free monoids.
On the Frattini Ideal in a Certain Class of Semigroups
On the Frattini ideal in compact semigroups
On the kernel of the wreath product of completely simple semigroups.
On the lattice of completely-simple congruences on a Croisot-Tessier semigroup.
On the least separative congruence on a semigroup.
On the maximal semilattice decomposition of the power semigroup of a semigroup.
On the power semigroup of a finite semigroup
On the probability that two elements of a finite semigroup have the same right matrix
We study the probability that two elements which are selected at random with replacement from a finite semigroup have the same right matrix.
On the quasivarieties generated by finite semigroups.
On the representation of lattices by subsemigroup lattices of bands.
On the right action hierarchy of semigroups
On the structure of dual semigroups
On the structure of inverse semigroups.
On the structure of lower radical semigroups
On the structure of (m,n)-commutative semigroups.
On the structure of orthodox semigroups.
On the structure of semigroups which are unions of groups.