中国综合性科技类核心期刊(北大核心)
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中文
3-hued coloring of planar graphs
QI Lin-ming, LI Jin-bo, LI Wei-qi
Journal of East China Normal University(Natural Science) . 2017, (
1
): 32 -37 . DOI: 10.3969/j.issn.1000-5641.2017.01.005
中国综合性科技类核心期刊(北大核心)