On unital covers of commutative rings of small orders by proper subrings

On nilpotent ideals of index 2 in finite commutative rings

THE CLIQUE NUMBER OF THE INTERSECTION GRAPH OF A CYCLIC GROUP OF ORDER WITH AT MOST THREE PRIME FACTORS

The clique number of the intersection graph of a finite group

An Upper Bound for the Probability of Generating a Finite Nilpotent Group

One hundred years with the centralizer elements of a group

Finite groups in which the centralizer of every noncentral element of odd order is abelian

The probability that an ordered pair of elements is an Engel pair.

On groups covered by finitely many centralizers and domination number of the commuting graphs

Groups with exactly ten centralizers

Characterization of rings with nullity degree at least 1/4

ON F-GROUPS WITH THE CENTRAL FACTOR OF ORDER p^4

FINITE GROUPS ALL OF WHOSE PROPER CENTRALIZERS ARE CYCLIC

Centralizers in a group whose central factor is simple

On finite groups whose nilotentisers are subgroups are nilpotent subgroups.

Sum ofthe element orders in groups of the square-free orders

On the robability of generating nilotent subgroups in a finite group

Groups with a few nonabelian centralizers

On 9-centralizer groups

Second maximum sum of element orders on finite groups

Second Maximum Sum of Element Orders of Finite Nilpotent Groups