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Rawlence et al. 2012 Rawlence, N. J.; Metcalf, J. L.; Wood, J. R.; Worthy, T. H.; Austin, J. J.; Cooper, A. (2012). "The effect of climate and environmental change on the megafaunal moa of New Zealand in the absence of humans". Quaternary Science Reviews. 50: 141–153. Bibcode:2012QSRv...50..141R. doi:10.1016/j.quascirev.2012.07.004.
Williams et al. 2005 Williams, P. W.; King, D. N. T.; Zhao, J. X.; Collerson, K. D. (2005). "Late Pleistocene to Holocene composite speleothem 18O and 13C chronologies from South Island, New Zealand — did a global Younger Dryas really exist?". Earth and Planetary Science Letters. 230 (3–4): 301–317. Bibcode:2005E&PSL.230..301W. doi:10.1016/j.epsl.2004.10.024.