BibTex format
@article{Oxborrow:2012:10.1038/nature11339,
author = {Oxborrow, M and Breeze, JD and Alford, NM},
doi = {10.1038/nature11339},
journal = {NATURE},
pages = {353--+},
title = {Room-temperature solid-state maser},
url = {http://dx.doi.org/10.1038/nature11339},
volume = {488},
year = {2012}
}