@article {12972,
	title = {A phylogenetic mixture model for the evolution of gene expression},
	journal = {Molecular biology and evolution},
	volume = {26},
	year = {2009},
	month = {2009///},
	pages = {2363 - 2363},
	author = {Eng,K. H and Corrada Bravo, Hector and Kele{\c s},S.}
}
