Nullity of Graphs: An Updated Survey
On two problems of the graph theory
Partite construction and Ramseyan theorems for sets, numbers and spaces
Příspěvek k theorii podřízených determinantů
Ramsey theory applications.
Relations binaires entre partitions
Selected Topics from the Theory of Graph Energy: Hypoenergetic Graph
Some results in discrete mathematics and digital geometry by Professor Dragan Acketa.
Spectral Techniques in Complex Networks
Tactical decompositions of designs.
The concept of Bailey chains.
The Estrada Index
The existence of Room squares.
Two combinatorial problems in group theory
Проблема изоморфизма графов