Edges not contained in triangles and the number of contractible edges in a 4-connected graph

Kiyoshi Ando, Yoshimi Egawa. Edges not contained in triangles and the number of contractible edges in a 4-connected graph. Discrete Mathematics, 308(23):5463-5472, 2008. [doi]

Authors

Kiyoshi Ando

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Yoshimi Egawa

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