@inbook{Cheng_1998,
title={Deposition of Ga and As Adatoms on the Ge (111) and Si (111) Surfaces: A First-Principles Study},
ISBN={9783642804786},
url={http://dx.doi.org/10.1007/978-3-642-80478-6_31},
DOI={10.1007/978-3-642-80478-6_31},
booktitle={Frontiers in Materials Modelling and Design},
publisher={Springer Berlin Heidelberg},
author={Cheng,
C. and Kunc,
K.},
year={1998},
pages={279–284} }