@article{Feit_1982,
title={Solution of the Schrödinger equation by a spectral method},
volume={47},
ISSN={0021-9991},
url={http://dx.doi.org/10.1016/0021-9991(82)90091-2},
DOI={10.1016/0021-9991(82)90091-2},
number={3},
journal={Journal of Computational Physics},
publisher={Elsevier BV},
author={Feit,
M.D and Fleck,
J.A and Steiger,
A},
year={1982},
month=sep,
pages={412–433} }