@article{BSMF_1989__117_4_451_0,
     author = {Zahid, Aboubeker},
     title = {Les endomorphismes $k$-finis des modules de {Whittaker}},
     journal = {Bulletin de la Soci\'et\'e Math\'ematique de France},
     pages = {451--477},
     publisher = {Soci\'et\'e math\'ematique de France},
     volume = {117},
     number = {4},
     year = {1989},
     doi = {10.24033/bsmf.2132},
     mrnumber = {91h:17010},
     zbl = {0737.17005},
     language = {fr},
     url = {http://archive.numdam.org/articles/10.24033/bsmf.2132/}
}