@incollection{JEDP_1982____A13_0,
     author = {Andr\'e Unterberger and Julianne Unterberger},
     title = {Le calcul pseudo-diff\'erentiel attach\'e au groupe des transformations du demi-plan de {Poincar\'e}},
     booktitle = {},
     series = {Journ\'ees \'equations aux d\'eriv\'ees partielles},
     eid = {13},
     pages = {1--10},
     publisher = {\'Ecole polytechnique},
     year = {1982},
     zbl = {0489.35085},
     language = {fr},
     url = {https://proceedings.centre-mersenne.org/item/JEDP_1982____A13_0/}
}