Garver A, Patrias R. Greene–Kleitman Invariants for Sulzgruber Insertion. Electron. J. Combin. [Internet]. 2019Aug.2 [cited 2026Mar.28];26(3):P3.25. Available from: https://www.combinatorics.org/ojs/index.php/eljc/article/view/v26i3p25