Peti, L; Hopkins, JL; Augustinus, PC (3 July 2021). "Revised tephrochronology for key tephras in the 130-ka Ōrākei Basin maar core, Auckland Volcanic Field, New Zealand: implications for the timing of climatic changes". New Zealand Journal of Geology and Geophysics. 64 (2–3): 235–49. doi:10.1080/00288306.2020.1867200.