BibTex format
@article{Spencer:2015:10.3732/ajb.1500121,
author = {Spencer, ART and Mapes, G and Bateman, RM and Hilton, J and Rothwell, GW},
doi = {10.3732/ajb.1500121},
journal = {American Journal of Botany},
pages = {942--961},
title = {Middle Jurassic evidence for the origin of Cupressaceae: A paleobotanical context for the roles of regulatory genetics and development in the evolution of conifer seed cones},
url = {http://dx.doi.org/10.3732/ajb.1500121},
volume = {102},
year = {2015}
}