BibTex format
@article{Grana:2009:07/104,
author = {Grana, M and Louis, J and Sim, A and Waldram, D},
doi = {07/104},
journal = {JHEP},
pages = {104--104},
title = {E7(7) formulation of N=2 backgrounds},
url = {http://dx.doi.org/10.1088/1126-6708/2009/07/104},
volume = {0907},
year = {2009}
}