@article{SEDP_2000-2001____A13_0,
     author = {Hassell, Andrew and Melrose, Richard and Vasy, Andr\'as},
     title = {Spectral and scattering theory for symbolic potentials of order zero},
     journal = {S\'eminaire \'Equations aux d\'eriv\'ees partielles (Polytechnique) dit aussi "S\'eminaire Goulaouic-Schwartz"},
     note = {talk:13},
     pages = {1--19},
     publisher = {Centre de math\'ematiques Laurent Schwartz, \'Ecole polytechnique},
     year = {2000-2001},
     zbl = {1063.35126},
     mrnumber = {2020655},
     language = {en},
     url = {http://archive.numdam.org/item/SEDP_2000-2001____A13_0/}
}