1.

Some results on unique-maximum coloring of plane graphs

Keynote speech at The 2018 International Symposium on Graph Theory, Combinatorics and Theoretical Chemistry, July 1-4, 2018, Kunming, China

B.04 Guest lecture

COBISS.SI-ID: 2048531219

2.

Memberships of editorial boards

Dr. Riste Škrekovski is a member of editorial boards of Mathematica Bohemica, The art of discrete and applied mathematics, Matematički bilten.

C.06 Editorial board membership

3.

Closeness and Eccentricity Centralization Measures for Two-mode Data of Prescribed Sizes

Lecture at the New York Combinatorics seminar, Graduate Center's CUNY, New York

B.05 Guest lecturer at an institute/university

COBISS.SI-ID: 2048524307

4.

Star Edge-Coloring

Invited lecture at Czech-Slovak Conference Graphs, Prague, Czech Republic.

B.04 Guest lecture

COBISS.SI-ID: 2048529939