BibTex format
@article{LEO:1989:8/007,
author = {LEO, J and MACKINNON, A},
doi = {8/007},
journal = {JOURNAL OF PHYSICS-CONDENSED MATTER},
pages = {1449--1466},
title = {STARK-WANNIER STATES AND STARK LADDERS IN SEMICONDUCTOR SUPERLATTICES},
url = {http://dx.doi.org/10.1088/0953-8984/1/8/007},
volume = {1},
year = {1989}
}