BibTex format
@article{Pigot:2016:10.1098/rspb.2015.2013,
author = {Pigot, AL and Trisos, CH and Tobias, JA},
doi = {10.1098/rspb.2015.2013},
journal = {PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES},
title = {Functional traits reveal the expansion and packing of ecological niche space underlying an elevational diversity gradient in passerine birds},
url = {http://dx.doi.org/10.1098/rspb.2015.2013},
volume = {283},
year = {2016}
}