@article{JEMS_2011_13_1_a7,
     author = {Nanhua Xi},
     title = {Kazhdan{\textendash}Lusztig basis and a geometric filtration of an affine {Hecke} {Algebra,} {II}},
     journal = {Journal of the European Mathematical Society},
     pages = {207--217},
     publisher = {mathdoc},
     volume = {13},
     number = {1},
     year = {2011},
     doi = {10.4171/jems/249},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/jems/249/}
}