@article{10_1090_jams_921,
     author = {Blasiak, Jonah and Morse, Jennifer and Pun, Anna and Summers, Daniel},
     title = {Catalan functions and {\ensuremath{\mathit{k}}-Schur} positivity},
     journal = {Journal of the American Mathematical Society},
     pages = {921--963},
     year = {2019},
     volume = {32},
     number = {4},
     doi = {10.1090/jams/921},
     url = {http://geodesic.mathdoc.fr/articles/10.1090/jams/921/}
}