@incollection{JEDP_1978____A5_0,
     author = {Unterberger, Andr\'e},
     title = {Fonction de {Wigner} et continuit\'e des op\'erateurs sur $L^2$},
     booktitle = {},
     series = {Journ\'ees \'equations aux d\'eriv\'ees partielles},
     eid = {5},
     pages = {1--1},
     publisher = {Ecole polytechnique},
     year = {1978},
     language = {fr},
     url = {http://archive.numdam.org/item/JEDP_1978____A5_0/}
}