On the Real-Rootedness of the Descent Polynomials of (n-2)-Stack Sortable Permutations. - Philip B. Zhang (Electron. J. Comb., 2015)

Pattern-avoiding alternating words. - Alice L. L. Gao; Sergey Kitaev; Philip B. Zhang (Discret. Appl. Math., 2016)

Avoiding vincular patterns on alternating words. - Alice L. L. Gao; Sergey Kitaev; Philip B. Zhang (Discret. Math., 2016)

On 132-representable graphs. - Alice L. L. Gao; Sergey Kitaev; Philip B. Zhang (Australas. J Comb., 2017)

Brenti's Open Problem on the Real-Rootedness of q-Eulerian Polynomials of Type D. - Arthur L. B. Yang; Philip B. Zhang (SIAM J. Discret. Math., 2017)

Kirillov's Unimodality Conjecture for the Rectangular Narayana Polynomials. - Herman Z. Q. Chen; Arthur L. B. Yang; Philip B. Zhang (Electron. J. Comb., 2018)

On Pattern Avoiding Indecomposable Permutations. - Alice L. L. Gao; Sergey Kitaev; Philip B. Zhang (Integers, 2018)

The Wiener index of Sierpiński-like graphs. - Chunmei Luo; Liancui Zuo; Philip B. Zhang (J. Comb. Optim., 2018)

Real-rootedness of variations of Eulerian polynomials. - James Haglund; Philip B. Zhang (Adv. Appl. Math., 2019)

Distributions of mesh patterns of short lengths. - Sergey Kitaev; Philip B. Zhang (Adv. Appl. Math., 2019)

On the Real-Rootedness of the Local h-Polynomials of Edgewise Subdivisions. - Philip B. Zhang (Electron. J. Comb., 2019)

Multivariate stable Eulerian polynomials on segmented permutations. - Philip B. Zhang; Xutong Zhang (Eur. J. Comb., 2019)

On a Greedy Algorithm to Construct Universal Cycles for Permutations. - Alice L. L. Gao; Sergey Kitaev; Wolfgang Steiner; Philip B. Zhang (Int. J. Found. Comput. Sci., 2019)

Distributions of several infinite families of mesh patterns. - Sergey Kitaev; Philip B. Zhang; Xutong Zhang (Appl. Math. Comput., 2020)

The Kazhdan-Lusztig polynomials of uniform matroids. - Alice L. L. Gao; Linyuan Lu; Matthew H. Y. Xie; Arthur L. B. Yang; Philip B. Zhang (Adv. Appl. Math., 2021)

Statistics on multipermutations and partial γ-positivity. - Zhicong Lin; Jun Ma 017; Philip B. Zhang (J. Comb. Theory A, 2021)

The Log-Concavity of Kazhdan-Lusztig Polynomials of Uniform Matroids. - Matthew H. Y. Xie; Philip B. Zhang (J. Syst. Sci. Complex., 2023)

The log-concavity of Kazhdan-Lusztig polynomials of thagomizer matroids. - Siyi Wu; Philip B. Zhang (Discret. Math., 2023)

Distributions of statistics on separable permutations. - Joanna N. Chen; Sergey Kitaev; Philip B. Zhang (Discret. Appl. Math., 2024)

On enumeration of pattern-avoiding Fishburn permutations. - Yujie Du; Philip B. Zhang (Discret. Math., 2024)

Non-overlapping descents and ascents in stack-sortable permutations. - Sergey Kitaev; Philip B. Zhang (Discret. Appl. Math., 2024)

Stable multivariate Narayana polynomials and labeled plane trees. - Harold R. L. Yang; Philip B. Zhang (Adv. Appl. Math., 2025)

On (Shape-)Wilf-Equivalence of Certain Sets of (Partially Ordered) Patterns. - Alexander Burstein; Tian Han; Sergey Kitaev; Philip B. Zhang (Electron. J. Comb., 2025)

Descent generating polynomials for (n-3)- and (n-4)-stack-sortable (pattern-avoiding) permutations. - Philip B. Zhang; Sergey Kitaev (Discret. Appl. Math., 2025)

Distribution of maxima and minima statistics on alternating permutations, Springer numbers, and avoidance of flat POPs. - Tian Han; Sergey Kitaev; Philip B. Zhang (J. Comb. Theory, Ser. A, 2025)

Distributions of mesh patterns of short lengths on king permutations. - Dan Li; Philip B. Zhang (Discret. Math., 2026)