@article{10_4153_CJM_2000_038_5,
     author = {Christiansen, T. J. and Joshi, M. S.},
     title = {Higher {Order} {Scattering} on {Asymptotically} {Euclidean} {Manifolds}},
     journal = {Canadian journal of mathematics},
     pages = {897--919},
     year = {2000},
     volume = {52},
     number = {5},
     doi = {10.4153/CJM-2000-038-5},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-2000-038-5/}
}