Gledhill, Ken, John Ristau, Martin Reyners, Bill Fry, and Caroline Holden. “The Darfield (Canterbury) Earthquake of September 2010: Preliminary Seismological Report”. Bulletin of the New Zealand Society for Earthquake Engineering 43, no. 4 (December 31, 2010): 215–221. Accessed April 18, 2026. https://bulletin.nzsee.org.nz/article/view/248.