Bunce, M.; Worthy, T. H.; Phillips, M. J.; Holdaway, R. N.; Willerslev, E.; Haile, J.; Shapiro, B.; Scofield, R. P.; Drummond, A. «The evolutionary history of the extinct ratite moa and New Zealand Neogene paleogeography». Proceedings of the National Academy of Sciences, 106, 49, 2009, pàg. 20646. DOI: 10.1073/pnas.0906660106.