@inproceedings{inproceedings, title  = {{Hardness and Approximation for Coloring Digraphs}},

 year = {{2026}},

 month = {{7}},

 author = {{Chalermsook P and Gahlawat H and Klingelhoefer F and Newman A and Tang C}},

 doi = {{10.4230/LIPIcs.ICALP.2026.53}},

 volume = {{374}},

 journal = {{Leibniz International Proceedings in Informatics Lipics}},

 note = {{Accessed on 2026/08/23}}}