BibTex format
@article{KOUFOPANOU:1994:10.1086/285639,
author = {KOUFOPANOU, V},
doi = {10.1086/285639},
journal = {AMERICAN NATURALIST},
pages = {907--931},
title = {THE EVOLUTION OF SOMA IN THE VOLVOCALES},
url = {http://dx.doi.org/10.1086/285639},
volume = {143},
year = {1994}
}