BibTex format
@article{Lovell:2015:10.1371/journal.pcbi.1004075,
author = {Lovell, D and Pawlowsky-Glahn, V and Egozcue, JJ and Marguerat, S and Baehler, J},
doi = {10.1371/journal.pcbi.1004075},
journal = {Plos Computational Biology},
title = {Proportionality: A Valid Alternative to Correlation for Relative Data},
url = {http://dx.doi.org/10.1371/journal.pcbi.1004075},
volume = {11},
year = {2015}
}