@article{ASENS_2001_4_34_3_441_0,
     author = {Ji, Lizhen and Zworski, Maciej},
     title = {Scattering matrices and scattering geodesics of locally symmetric spaces},
     journal = {Annales scientifiques de l'\'Ecole Normale Sup\'erieure},
     pages = {441--469},
     publisher = {Elsevier},
     volume = {Ser. 4, 34},
     number = {3},
     year = {2001},
     doi = {10.1016/s0012-9593(01)01065-5},
     mrnumber = {1839581},
     zbl = {1026.53026},
     language = {en},
     url = {http://archive.numdam.org/articles/10.1016/s0012-9593(01)01065-5/}
}