@article{AIHPA_1990__53_3_283_0,
     author = {Yafaev, D. R.},
     title = {On the asymptotics of scattering phases for the {Schr\"odinger} equation},
     journal = {Annales de l'I.H.P. Physique th\'eorique},
     pages = {283--299},
     publisher = {Gauthier-Villars},
     volume = {53},
     number = {3},
     year = {1990},
     mrnumber = {1084881},
     zbl = {0723.35062},
     language = {en},
     url = {http://archive.numdam.org/item/AIHPA_1990__53_3_283_0/}
}