@article{10_4153_CJM_2011_042_3,
     author = {Bump, Daniel and Nakasuji, Maki},
     title = {Casselman{\textquoteright}s {Basis} of {Iwahori} {Vectors} and the {Bruhat} {Order}},
     journal = {Canadian journal of mathematics},
     pages = {1238--1253},
     year = {2011},
     volume = {63},
     number = {6},
     doi = {10.4153/CJM-2011-042-3},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-2011-042-3/}
}