BibTex format
@article{Borsten:2010:10.1103/PhysRevLett.105.100507,
author = {Borsten, L and Dahanayake, D and Duff, MJ and Marrani, A and Rubens, W},
doi = {10.1103/PhysRevLett.105.100507},
journal = {PHYSICAL REVIEW LETTERS},
title = {Four-Qubit Entanglement Classification from String Theory},
url = {http://dx.doi.org/10.1103/PhysRevLett.105.100507},
volume = {105},
year = {2010}
}