BibTex format
@article{Witthaut:2006:10.1103/PhysRevA.73.063609,
author = {Witthaut, D and Graefe, EM and Korsch, HJ},
doi = {10.1103/PhysRevA.73.063609},
journal = {PHYSICAL REVIEW A},
title = {Towards a generalized Landau-Zener formula for an interacting Bose-Einstein condensate in a two-level system},
url = {http://dx.doi.org/10.1103/PhysRevA.73.063609},
volume = {73},
year = {2006}
}