Generalized exponents of primitive directed graphs. - Richard A. Brualdi; Bolian Liu (J. Graph Theory, 1990)

The polytope of even doubly stochastic matrices. - Richard A. Brualdi; Bolian Liu (J. Comb. Theory A, 1991)

On a conjecture about the generalized exponent of primitive matrices. - Bolian Liu; Qiaoliang Li (J. Graph Theory, 1994)

A neighbourhood union condition for pancyclicity. - Bolian Liu; Dingjun Lou; Kewen Zhao (Australas. J Comb., 1995)

Multiexponents of tournament matrices. - Bolian Liu (Ars Comb., 1995)

Some inequalities about connected domination number. - Cheng Bo; Bolian Liu (Discret. Math., 1996)

The kth Upper Multiexponents of Primitive Matrices. - Bolian Liu; Bo Zhou 007 (Graphs Comb., 1998)

Estimates on strict Hall exponents. - Bolian Liu; Bo Zhou 007 (Australas. J Comb., 1999)

Generalized Exponents of Primitive, Nearly Reducible Matrices. - Bolian Liu (Ars Comb., 1999)

A Generalization of Maximal k-Multiple-Free Sets of Integers. - Bolian Liu; Bo Zhou 007 (Ars Comb., 1999)

Matrices with Maximum Exponents in the Class of Doubly Stochastic Primitive Matrices. - Bo Zhou 007; Bolian Liu (Discret. Appl. Math., 1999)

Generalized Index of Boolean Matrices. - Bolian Liu; Bo Zhou 007; Qiaoliang Li; Jian Shen (Ars Comb., 2000)

The kth Lower Multiexponent of Tournament Matrices. - Bolian Liu; Wang Yan (Ars Comb., 2000)

New Results on the Common Consequent Index of a Binary Relation. - Bo Zhou 007; Bolian Liu (Eur. J. Comb., 2000)

On maximal (k, b)-linear-free sets of integers and its spectrum. - Lihua You; Gexin Yu; Bolian Liu (Australas. J Comb., 2001)

The sum number and integral sum number of complete bipartite graphs. - Yan Wang; Bolian Liu (Discret. Math., 2001)

Some results on integral sum graphs. - Wang Yan; Bolian Liu (Discret. Math., 2001)

Extreme tournaments with given primitive exponents. - Shangwang Tan; Bolian Liu; Delong Zhang (Australas. J Comb., 2003)

An Algorithm to Construct k-Regular k-Connected Graphs with the Maximum k-Diameter. - Xinmin Hou; Bolian Liu; Tianming Wang (Graphs Comb., 2003)

On Two Problems of w-Wide Distance and (w-1)-Fault Distance, w-Wide Diameter ad (w-1)-Fault Diameter. - Wenguo Wei; Ling Zhang 005; Shoubin Dong; Bolian Liu (MSV/AMCS, 2004)

The Index of Tricyclic Hamiltonian Graphs with D(G)=3. - Junbin Wei; Bolian Liu (Ars Comb., 2004)

On the spectrum of the quasi-laplacian matrix of a graph. - Xuezhong Tan; Bolian Liu (Australas. J Comb., 2006)

The kth local exponent of doubly symmetric primitive matrices. - Shexi Chen; Bolian Liu (Appl. Math. Lett., 2006)

Note on Indices of Convergence of Digraphs. - Bo Zhou 007; Bolian Liu (Ars Comb., 2006)

The Counting Series for Unlabeled Linear Acyclic Hypergraphs. - Zhilong Shan; Bolian Liu (Ars Comb., 2006)

The period and base of a reducible sign pattern matrix. - Bolian Liu (Discret. Math., 2007)

On the largest eigenvalue of non-regular graphs. - Bolian Liu; Jian Shen; Xinmao Wang (J. Comb. Theory B, 2007)

Wide Diameters and Diameter of Networks. - Bolian Liu; Xiankun Zhang (Ars Comb., 2008)

The bounds of spectral radius of graphs with a given size of independent set. - Xuezhong Tan; Bolian Liu (Ars Comb., 2008)

A conjecture about lower multiexponent of primitive matrices. - Bolian Liu; Fengying Huang (Comput. Math. Appl., 2008)

Matrices with maximum kth local exponent in the class of doubly symmetric primitive matrices. - Shexi Chen; Bolian Liu (Discret. Math., 2008)

Bounds on the kth multi-g base index of nearly reducible sign pattern matrices. - Qian Li; Bolian Liu (Discret. Math., 2008)

On an upper bound of the spectral radius of graphs. - Bolian Liu (Discret. Math., 2008)

Spanning cycles in regular matroids without M*(K5) minors. - Hong-Jian Lai; Bolian Liu; Yan Liu; Yehong Shao (Eur. J. Comb., 2008)

The Product Summation over all Ordered Partitions. - Fengying Huang; Bolian Liu (Ars Comb., 2009)

Semi-regular harmonic graph and equi-bipartite harmonic graph. - Yanting Liang; Bolian Liu (Ars Comb., 2009)

On a conjecture of the Randic index. - Zhifu You; Bolian Liu (Discret. Appl. Math., 2009)

On the spread of the spectrum of a graph. - Bolian Liu; Muhuo Liu (Discret. Math., 2009)

Some properties of the first general Zagreb index. - Muhuo Liu; Bolian Liu (Australas. J Comb., 2010)

On a conjecture about the hypoenergetic trees. - Jianping Liu; Bolian Liu (Appl. Math. Lett., 2010)

On the Product Summation of Ordered Partition. - Fengying Huang; Bolian Liu (Ars Comb., 2010)

Enumeration for no-trivial spanning forests of complete bipartite graphs. - Bolian Liu; Fengying Huang (Ars Comb., 2010)

On a conjecture about the kth lower multiexponent. - Yufei Huang 003; Bolian Liu (Comput. Math. Appl., 2010)

The scrambling index of primitive digraphs. - Bolian Liu; Yufei Huang 003 (Comput. Math. Appl., 2010)

On the Wiener polarity index of trees with maximum degree or given number of leaves. - Bolian Liu; Huoquan Hou; Yufei Huang 003 (Comput. Math. Appl., 2010)

Some results on the Laplacian spectrum. - Muhuo Liu; Bolian Liu (Comput. Math. Appl., 2010)

The Abel-Type Polynomial Identities. - Fengying Huang; Bolian Liu (Electron. J. Comb., 2010)

On the kth smallest and kth greatest modified Wiener indices of trees. - Muhuo Liu; Bolian Liu (Discret. Appl. Math., 2010)

The index of maximum ambiguous density for irreducible non-powerful sign pattern matrices. - Yufei Huang 003; Bolian Liu (Eur. J. Comb., 2010)

Complete solution to a conjecture on Randic index. - Xueliang Li 001; Bolian Liu; Jianxi Liu (Eur. J. Oper. Res., 2010)

On the variable Wiener indices of trees with given maximum degree. - Muhuo Liu; Bolian Liu (Math. Comput. Model., 2010)

A note on sum of powers of the Laplacian eigenvalues of graphs. - Muhuo Liu; Bolian Liu (Appl. Math. Lett., 2011)

A proof for a conjecture on the Randić index of graphs with diameter. - Jianxi Liu; Meili Liang; Bo Cheng 015; Bolian Liu (Appl. Math. Lett., 2011)

The signless Laplacian spectral radius of bicyclic graphs with prescribed degree sequences. - Yufei Huang 003; Bolian Liu; Yingluan Liu (Discret. Math., 2011)

On the identities of modulo-p partitions. - Yufei Huang 003; Bolian Liu (Math. Comput. Model., 2011)

The maximum Wiener polarity index of unicyclic graphs. - Huoquan Hou; Bolian Liu; Yufei Huang 003 (Appl. Math. Comput., 2012)

Lexicographical ordering by spectral moments of trees with k pendant vertices and integer partitions. - Bo Cheng 015; Bolian Liu (Appl. Math. Lett., 2012)

On the Laplacian spectral ratio of connected graphs. - Zhifu You; Bolian Liu (Appl. Math. Lett., 2012)

A note on enumeration of noncrossing partitions. - Weiming Weng; Bolian Liu (Ars Comb., 2012)

New method and new results on the order of spectral radius. - Muhuo Liu; Bolian Liu (Comput. Math. Appl., 2012)

A proof of two conjectures on the Randić index and the average eccentricity. - Meili Liang; Bolian Liu (Discret. Math., 2012)

The Generalized τ-Bases of Primitive Non-Powerful Signed Digraphs with d Loops. - Yufei Huang 003; Bolian Liu; Siyuan Chen (Graphs Comb., 2012)

On a conjecture for the sum of Laplacian eigenvalues. - Shouzhong Wang; Yufei Huang 003; Bolian Liu (Math. Comput. Model., 2012)

Noncrossing matchings with fixed points. - Weiming Weng; Bolian Liu (Ars Comb., 2013)

On the Laplacian-Energy-Like of graphs. - Zhifu You; Bolian Liu (Ars Comb., 2013)

On the Randić index and girth of graphs. - Meili Liang; Bolian Liu (Discret. Appl. Math., 2013)

On the conjecture of Aouchiche and Hansen about the Randić index. - Bolian Liu; Ljiljana Pavlovic; Tomica Divnic; Jianxi Liu; Marina M. Stojanovic (Discret. Math., 2013)

The Majorization Theorem for Signless Laplacian Spectral Radii of Connected Graphs. - Bolian Liu; Muhuo Liu; Zhifu You (Graphs Comb., 2013)

Bounds of eigenvalues of a nontrivial bipartite graph. - Hong-Jian Lai; Bolian Liu; Ju Zhou (Ars Comb., 2014)

A note on the LEL-equienergetic graphs. - Muhuo Liu; Bolian Liu (Ars Comb., 2014)

On the Laplacian spectral radii of tricyclic graphs. - Muhuo Liu; Fuyi Wei; Bolian Liu (Ars Comb., 2014)

The second Zagreb indices of unicyclic graphs with given degree sequences. - Muhuo Liu; Bolian Liu (Discret. Appl. Math., 2014)

Noncrossing partitions with fixed points having specific properties. - Yufei Huang 003; Bolian Liu (Ars Comb., 2015)

The partition theorem of connected digraphs and its enumerative applications. - Yufei Huang 003; Bolian Liu (Ars Comb., 2015)

On the signless Laplacian spectra of bicyclic and tricyclic graphs. - Muhuo Liu; Bolian Liu (Ars Comb., 2015)

Ordering (signless) Laplacian spectral radii with maximum degrees of graphs. - Muhuo Liu; Bolian Liu; Bo Cheng 015 (Discret. Math., 2015)

Enumeration of the degree sequences of 3-connected graphs and cactus graphs. - Yueming Liang; Bolian Liu (Ars Comb., 2016)