@article{ASENS_2002_4_35_3_423_0,
     author = {Stevens, Shaun},
     title = {Semisimple strata for $p$-adic classical groups},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {423--435},
     publisher = {Elsevier},
     volume = {Ser. 4, 35},
     number = {3},
     year = {2002},
     doi = {10.1016/s0012-9593(02)01095-9},
     zbl = {1009.22017},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/s0012-9593(02)01095-9/}
}