T. L. P.  Couvreur, Pirie, M. D., Chatrou, L. W., Saunders, R. M. K., Su, Y. C. F., Richardson, J. E., and Erkens, R. H. J., ?Early evolutionary history of the flowering plant family Annonaceae: steady diversification and boreotropical geodispersal?, Journal of BiogeographyJournal of Biogeography, vol. 38, pp. 664-680, 2011.