1. Healy, J., Lloyd, E. F., Banwell, C. J., andAdams, R. D., 1965 —Volcanic eruption on Raoul Island, November 1964. Nature Lond., 205, 743–5.
2. Kibblewhite, A. C., 1966 —The acoustic detection and location of an underwater volcano. N.Z.J. Sci., 9, 178–199.
3. Gregg, D. R., 1960 —The geology of Tongariro Subdivision. Geol. Surv. N. Z. Bull. 40.