@article{JLT_2007_17_3_JLT_2007_17_3_a9,
     author = {J.-L. Waldspurger },
     title = {Une {Remarque} sur les {Syst�mes} de {Racines}},
     journal = {Journal of Lie theory},
     pages = {597--603},
     publisher = {mathdoc},
     volume = {17},
     number = {3},
     year = {2007},
     url = {http://geodesic.mathdoc.fr/item/JLT_2007_17_3_JLT_2007_17_3_a9/}
}