BibTex format
@article{Clough:2017:10.1371/journal.pone.0187301,
author = {Clough, JR and Evans, TS},
doi = {10.1371/journal.pone.0187301},
journal = {PLOS ONE},
title = {Embedding graphs in Lorentzian spacetime},
url = {http://dx.doi.org/10.1371/journal.pone.0187301},
volume = {12},
year = {2017}
}