Ian J. Radford, Christopher R. Dickman, Antony N. Start, Carol Palmer, Karin Carnes, Corrin Everitt, Richard Fairman, Gordon Graham, Thalie Partridge, Allan Thomson
PLoS One. 2014; 9(3): e92341. Published online 2014 Mar 26. doi: 10.1371/journal.pone.0092341