Chou, Chen-An, and Tianyi Yu. “Constructing Maximal Pipedreams of Double Grothendieck Polynomials”. The Electronic Journal of Combinatorics 31, no. 3 (August 9, 2024): P3.15. Accessed March 27, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v31i3p15.