%0 Journal Article %A Murray Elder %A Yoong Kuan Goh %T \(k\)-pop stack sortable permutations and \(2\)-avoidance %J The electronic journal of combinatorics %D 2021 %V 28 %N 1 %U http://geodesic.mathdoc.fr/articles/10.37236/9606/ %R 10.37236/9606 %F 10_37236_9606