BibTex format
@article{Speirs:2018:10.1016/j.enpol.2018.03.069,
author = {Speirs, JF and balcombe, P and johnson, E and martin, J and brandon, N and hawkes, A},
doi = {10.1016/j.enpol.2018.03.069},
journal = {Energy Policy},
pages = {291--297},
title = {A Greener Gas Grid: What Are the Options?},
url = {http://dx.doi.org/10.1016/j.enpol.2018.03.069},
volume = {118},
year = {2018}
}