@incollection{JEDP_1981____A2_0,
     author = {Johannes Sj\"ostrand},
     title = {Op\'erateurs int\'egraux de {Fourier} sans phases},
     booktitle = {},
     series = {Journ\'ees \'equations aux d\'eriv\'ees partielles},
     eid = {2},
     pages = {1--5},
     publisher = {\'Ecole polytechnique},
     year = {1981},
     zbl = {0484.35008},
     language = {fr},
     url = {https://proceedings.centre-mersenne.org/item/JEDP_1981____A2_0/}
}