@incollection{SB_1989-1990__32__259_0,
     author = {Sj\^ostrand, Johannes},
     title = {Asymptotique des r\'esonances pour des obstacles},
     booktitle = {S\'eminaire Bourbaki : volume 1989/90, expos\'es 715-729},
     series = {Ast\'erisque},
     note = {talk:724},
     pages = {259--283},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {189-190},
     year = {1990},
     mrnumber = {1099879},
     zbl = {0739.35062},
     language = {fr},
     url = {http://archive.numdam.org/item/SB_1989-1990__32__259_0/}
}