Mitchell, K. J.; Llamas, B.; Soubrier, J.; Rawlence, N. J.; Worthy, T. H.; Wood, J.; Lee, M. S. Y.; Cooper, A. (23. mai 2014). «Ancient DNA reveals elephant birds and kiwi are sister taxa and clarifies ratite bird evolution». Science. 344 (6186): 898–900. Bibcode:2014Sci...344..898M. PMID24855267. doi:10.1126/science.1251981.
Mitchell, K. J.; Llamas, B.; Soubrier, J.; Rawlence, N. J.; Worthy, T. H.; Wood, J.; Lee, M. S. Y.; Cooper, A. (23. mai 2014). «Ancient DNA reveals elephant birds and kiwi are sister taxa and clarifies ratite bird evolution». Science. 344 (6186): 898–900. Bibcode:2014Sci...344..898M. PMID24855267. doi:10.1126/science.1251981.
Mitchell, K. J.; Llamas, B.; Soubrier, J.; Rawlence, N. J.; Worthy, T. H.; Wood, J.; Lee, M. S. Y.; Cooper, A. (23. mai 2014). «Ancient DNA reveals elephant birds and kiwi are sister taxa and clarifies ratite bird evolution». Science. 344 (6186): 898–900. Bibcode:2014Sci...344..898M. PMID24855267. doi:10.1126/science.1251981.