引用本文:

林西芹, 冯立华, 于桂海. 当匹配数很小时具有最小拉普拉斯谱半径的树[J]. 浙江大学学报（理学版）, 2013, 40(5): 494-498.

LIN Xi-Qin, FENG Li-Hua, YU Gui-Hai. Trees with small matching number and minimum Laplacian spectral radius. Journal of Zhejiang University (Science Edition), 2013, 40(5): 494-498.

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https://www.zjujournals.com/sci/CN/    或    https://www.zjujournals.com/sci/CN/Y2013/V40/I5/494