@book{MSMF_1988_2_31__1_0,
     author = {G\'erard, C.},
     title = {Asymptotique des p\^oles de la matrice de scattering pour deux obstacles strictement convexes},
     series = {M\'emoires de la Soci\'et\'e Math\'ematique de France},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {31},
     year = {1988},
     doi = {10.24033/msmf.332},
     mrnumber = {91e:35168},
     zbl = {0654.35081},
     language = {fr},
     url = {http://archive.numdam.org/item/MSMF_1988_2_31__1_0/}
}