1.
Aguiar M, Hsiao SK. Canonical Characters on Quasi-Symmetric Functions and Bivariate Catalan Numbers. Electron. J. Combin. [Internet]. 2005Feb.21 [cited 2026Mar.27];11(2):R15. Available from: https://www.combinatorics.org/ojs/index.php/eljc/article/view/v11i2r15