@article{AFST_1985_5_7_2_101_0, author = {Wang, Xue Ping}, title = {\'Etude semi-classique d'observables quantiques}, journal = {Annales de la Facult\'e des sciences de Toulouse : Math\'ematiques}, pages = {101--135}, publisher = {Universit\'e Paul Sabatier}, address = {Toulouse}, volume = {5e s{\'e}rie, 7}, number = {2}, year = {1985}, mrnumber = {842765}, zbl = {0597.35028}, language = {fr}, url = {http://www.numdam.org/item/AFST_1985_5_7_2_101_0/} }