BibTex format
@article{Ribeiro:2006:10.1103/PhysRevB.74.172101,
author = {Ribeiro, FJ and Tangney, P and Louie, SG and Cohen, ML},
doi = {10.1103/PhysRevB.74.172101},
journal = {PHYSICAL REVIEW B},
title = {Hypothetical hard structures of carbon with cubic symmetry},
url = {http://dx.doi.org/10.1103/PhysRevB.74.172101},
volume = {74},
year = {2006}
}