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The least eigenvalue of unicyclic graphs with n vertices and k pendant vertices

Ruifang Liu; Mingqing Zhai; Jinlong Shu^*

Linear Algebra and Its Applications, 2009, 431(5-7): 657-665.

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On the spectral radius of bipartite graphs with given diameter

Mingqing Zhai; Ruifang Liu; Jinlong Shu^*

Linear Algebra and Its Applications, 2009, 430(4): 1165-1170.

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Minimizing the least eigenvalue of unicyclic graphs with fixed diameter

Mingqing Zhai; Ruifang Liu; Jinlong Shu^*

Discrete Mathematics, 2010, 310(4): 947-955.

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Super Connectivity and Super Edge Connectivity of the Mycielskian of a Graph

Litao Guo; Ruifang Liu^*; Xiaofeng Guo

Graphs and Combinatorics, 2012, 28(2): 143-147.

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The minimal Laplacian spectral radius of trees with a given diameter

Ruifang Liu; Zhonghua Lu; Jinlong Shu^*

Theoretical Computer Science, 2009, 410(1): 78-83.

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An edge-grafting theorem on Laplacian spectra of graphs and its application

Mingqing Zhai; Ruifang Liu; Jinlong Shu^*

Linear and Multilinear Algebra, 2011, 59(3): 303-315.

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Super lambda(3)-optimality of regular graphs

Litao Guo; Ruifang Liu^*; Xiaofeng Guo

Applied Mathematics Letters, 2012, 25(2): 128-132.

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Minimizing the least eigenvalue of bicyclic graphs with k pendant vertices

Ruifang Liu^*; Huicai Jia; Jinlong Shu

Ars Combinatoria, 2012, 103: 19-32.

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On the spectra of tricyclic graphs

Ruifang Liu^*; Huicai Jia; Jinlong Shu

Ars Combinatoria, 2011, 100: 19-32.

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On the (Laplacian) spectral radius of bipartite graphs with given number of blocks

Mingqing Zhai; Ruifang Liu; Jinlong Shu^*

Ars Combinatoria, 2011, 98: 311-319.

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