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"The chromatic number of the product of two 4-chromatic graphs is 4."

Mohamed M. El-Zahar, Norbert Sauer (1985)

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DOI: 10.1007/BF02579374

access: closed

type: Journal Article

metadata version: 2020-07-22

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  - journals/combinatorica/El-ZaharS85
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  - https://dblp.org/rec/journals/combinatorica/El-ZaharS85
Mohamed M. El-Zahar, Norbert Sauer:
The chromatic number of the product of two 4-chromatic graphs is 4. Comb. 5(2): 121-126 (1985)

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