- Extending fractional precolorings2012 | Faculty of Mathematics and Physics
- Precoloring extension in planar near-Eulerian-triangulations2023 | Faculty of Mathematics and Physics
- 5-list-coloring planar graphs with distant precolored vertices2017 | Faculty of Mathematics and Physics
- FINE STRUCTURE OF 4-CRITICAL TRIANGLE-FREE GRAPHS II. PLANAR TRIANGLE-FREE GRAPHS WITH TWO PRECOLORED 4-CYCLES2017 | Faculty of Mathematics and Physics
- NP-completeness of the edge precoloring extension problem on bipartite graphs2003 | Faculty of Mathematics and Physics
- Coloring precolored perfect graphs1997 | Faculty of Mathematics and Physics
- Distance constrained labelings of precolored trees2001 | Faculty of Mathematics and Physics
- 3-Coloring Triangle-Free Planar Graphs with a Precolored 8-Cycle2015 | Faculty of Mathematics and Physics
- Three-coloring triangle-free graphs on surfaces I. Extending a coloring to a disk with one triangle2016 | Faculty of Mathematics and Physics
- FINE STRUCTURE OF 4-CRITICAL TRIANGLE-FREE GRAPHS I. PLANAR GRAPHS WITH TWO TRIANGLES AND 3-COLORABILITY OF CHAINS2018 | Faculty of Mathematics and Physics
- Three-coloring triangle-free graphs on surfaces II. 4-critical graphs in a disk2018 | Faculty of Mathematics and Physics
- List-coloring embedded graphs2013 | Faculty of Mathematics and Physics
- FINE STRUCTURE OF 4-CRITICAL TRIANGLE-FREE GRAPHS III. GENERAL SURFACES2018 | Faculty of Mathematics and Physics
- 4-CRITICAL GRAPHS ON SURFACES WITHOUT CONTRACTIBLE ({= 4)-CYCLES2014 | Faculty of Mathematics and Physics
- Flexibility of planar graphs-Sharpening the tools to get lists of size four2022 | Faculty of Mathematics and Physics
