"The harmonious coloring problem is NP-complete for interval and ..."

Katerina Asdre, Kyriaki Ioannidou, Stavros D. Nikolopoulos (2007)

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DOI: 10.1016/J.DAM.2007.07.005

access: open

type: Journal Article

metadata version: 2021-02-11

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Katerina Asdre, Kyriaki Ioannidou, Stavros D. Nikolopoulos:
The harmonious coloring problem is NP-complete for interval and permutation graphs. Discret. Appl. Math. 155(17): 2377-2382 (2007)

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