@inproceedings{arne1997space-time,
title={Space-time scattering for the Schrödinger equation},
author={Arne Jensen},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203554319259711},
booktitle={Arkiv for Matematik},
volume={36},
number={2},
pages={363-377},
year={1997},
}