Associate professor
★ 05C05 —Trees
★ 05C07 —Vertex degrees
★ 05C10 — Planar graphs; geometric and topological aspects of graph theory
☆ planar graphs
☆ 1-planar graphs
☆ plane graphs with independent crossings (IC-planar graphs)
☆ plane graphs with near-independent crossings (NIC-planar graphs)
☆ outer-1-planar graphs (psuedo-outerplanar graphs)
★ 05C15 — Coloring of graphs and hypergraphs
☆ edge coloring
☆ total coloring
☆ list (edge/total) coloring
☆ acyclic (edge) coloring
☆ equitable coloring
☆ group coloring
☆ (p,1)-total labelling
☆ tree coloring
★ 05C35 — Extremal problems
★ 05C70 — Factorization, matching, partitioning, covering and packing
☆ cycles-packing problems
★ 05C75 — Structural characterization of families of graphs
☆ light subgraphs in a given class of graphs
★ 05D40 —Probabilistic methods