@article{AIF_2003__53_2_565_0,
     author = {Christiansen, Tanya and Joshi, M. S.},
     title = {Scattering on stratified media: the microlocal properties of the scattering matrix and recovering asymptotics of perturbations},
     journal = {Annales de l'Institut Fourier},
     pages = {565--624},
     year = {2003},
     publisher = {Association des Annales de l'Institut Fourier},
     volume = {53},
     number = {2},
     doi = {10.5802/aif.1953},
     mrnumber = {1990007},
     zbl = {01940705},
     language = {en},
     url = {https://www.numdam.org/articles/10.5802/aif.1953/}
}