Decomposition of Triply Rooted Trees. - William Y. C. Chen; Janet F. F. Peng; Harold R. L. Yang (Electron. J. Comb., 2013)

On the Maximum Number of k-Hooks of Partitions of n. - Anna R. B. Fan; Harold R. L. Yang; Rebecca T. Yu (Electron. J. Comb., 2013)

A context-free grammar for the Ramanujan-Shor polynomials. - William Y. C. Chen; Harold R. L. Yang (Adv. Appl. Math., 2021)

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