The following publications are possibly variants of this publication:
- Irreducible 4-critical triangle-free toroidal graphsZdenek Dvorák, Jakub Pekárek. endm, 61:383-389, 2017. [doi]
- Characterization of 4-critical triangle-free toroidal graphsZdenek Dvorák, Jakub Pekárek. jctb, 154:336-369, 2022. [doi]
- Three-coloring triangle-free graphs on surfaces II. 4-critical graphs in a diskZdenek Dvorák, Daniel Král', Robin Thomas 0001. JCT, 132:1-46, 2018. [doi]
- Fine Structure of 4-Critical Triangle-Free Graphs III. General SurfacesZdenek Dvorák, Bernard Lidický. siamdm, 32(1):94-105, 2018. [doi]
- Fine Structure of 4-Critical Triangle-Free Graphs II. Planar Triangle-Free Graphs with Two Precolored 4-CyclesZdenek Dvorák, Bernard Lidický. siamdm, 31(2):865-874, 2017. [doi]
- Fine Structure of 4-Critical Triangle-Free Graphs I. Planar Graphs with Two Triangles and 3-Colorability of ChainsZdenek Dvorák, Bernard Lidický. siamdm, 32(3):1775-1805, 2018. [doi]
- Three-coloring triangle-free graphs on surfaces IV. Bounding face sizes of 4-critical graphsZdenek Dvorák, Daniel Král', Robin Thomas 0001. jctb, 150:270-304, 2021. [doi]