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)

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

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)

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 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)