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Subdivisions of oriented cycles in digraphs with large chromatic number

Nathann Cohen, Frédéric Havet, William Lochet, Nicolas Nisse. Subdivisions of oriented cycles in digraphs with large chromatic number. Journal of Graph Theory, Wiley, 2018, 89 (4), pp.439-456. ⟨10.1002/jgt.22360⟩. ⟨hal-01834779⟩

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