On the removal of forbidden graphs by edge-deletion or by edge-contraction

Toshimasa Watanabe, Tadashi Ae, Akira Nakamura. On the removal of forbidden graphs by edge-deletion or by edge-contraction. Discrete Applied Mathematics, 3(2):151-153, 1981. [doi]

Authors

Toshimasa Watanabe

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Tadashi Ae

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Akira Nakamura

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