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Neighbor sum distinguishing total colorings of K 4-minor free graphs
Authors:Hualong Li  Bingqiang Liu  Guanghui Wang
Institution:1. School of Mathematics, Shandong University, Jinan, 250100, China
Abstract:K4-minor free graph, neighbor sum distinguishing (nsd)
Keywords:K4-minor free graph  neighbor sum distinguishing (nsd)
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