@article{Campbell_1990,
title={Modeling electron-electron interactions in reduced-dimensional materials: Bond-charge Coulomb repulsion and dimerization in Peierls-Hubbard models},
volume={42},
ISSN={1095-3795},
url={http://dx.doi.org/10.1103/physrevb.42.475},
DOI={10.1103/physrevb.42.475},
number={1},
journal={Physical Review B},
publisher={American Physical Society (APS)},
author={Campbell,
D. K. and Gammel,
J. Tinka and Loh,
E. Y.},
year={1990},
month=jul,
pages={475–492} }