@article{IM_1969__9_142013,
     author = {B. MALGRANGE},
     title = {Une remarque sur les id\'eaux de fonctions diff\'erentiables.},
     journal = {Inventiones mathematicae},
     pages = {279--283},
     publisher = {mathdoc},
     volume = {9},
     year = {1969},
     zbl = {0195.14002},
     url = {http://geodesic.mathdoc.fr/item/IM_1969__9_142013/}
}