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"Inapproximability of the Edge-Contraction Problem."
Hideaki Otsuki, Tomio Hirata (2006)
- Hideaki Otsuki, Tomio Hirata:
Inapproximability of the Edge-Contraction Problem. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. 89-A(5): 1425-1427 (2006)
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