"Bull-free Berge graphs are perfect."

Vasek Chvátal, Najiba Sbihi (1987)

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DOI: 10.1007/BF01788536

access: closed

type: Journal Article

metadata version: 2020-06-04

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Vasek Chvátal, Najiba Sbihi:
Bull-free Berge graphs are perfect. Graphs Comb. 3(1): 127-139 (1987)

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