Zdenek Dvorák, Bernard Lidický. Fine Structure of 4-Critical Triangle-Free Graphs II. Planar Triangle-Free Graphs with Two Precolored 4-Cycles. SIAM J. Discrete Math., 31(2):865-874, 2017. [doi]
@article{DvorakL17-0,
title = {Fine Structure of 4-Critical Triangle-Free Graphs II. Planar Triangle-Free Graphs with Two Precolored 4-Cycles},
author = {Zdenek Dvorák and Bernard Lidický},
year = {2017},
doi = {10.1137/15M1023397},
url = {https://doi.org/10.1137/15M1023397},
researchr = {https://researchr.org/publication/DvorakL17-0},
cites = {0},
citedby = {0},
journal = {SIAM J. Discrete Math.},
volume = {31},
number = {2},
pages = {865-874},
}