@article{AFST_1983_5_5_2_109_0,
     author = {Charbonnel, Anne-Marie},
     title = {Spectre conjoint d'op\'erateurs pseudodiff\'erentiels qui commutent},
     journal = {Annales de la Facult\'e des sciences de Toulouse : Math\'ematiques},
     pages = {109--147},
     publisher = {Universit\'e Paul Sabatier},
     address = {Toulouse},
     volume = {5e s{\'e}rie, 5},
     number = {2},
     year = {1983},
     mrnumber = {735659},
     zbl = {0507.35071},
     language = {fr},
     url = {http://archive.numdam.org/item/AFST_1983_5_5_2_109_0/}
}