Zhenxiang Xi, Brad R. Ruhfel, Hanno Schaefer, André M. Amorim, M. Sugumaran, Kenneth J. Wurdack, Peter K. Endress, Merran L. Matthews, Peter F. Stevens, Sarah Mathews, Charles C. Davis
Proc Natl Acad Sci U S A. 2012 Oct 23; 109(43): 17519–17524. Published online 2012 Oct 8. doi: 10.1073/pnas.1205818109