Wright T. Exponential decline of aftershocks of the M7.9 1868 great Kau earthquake, Hawaii, through the 20th century. Journal of Geophysical Research (美国地球物理协会)
E.S. Craighill Handy, The Polynesian Family System in Kaʻu, Hawaii, 1958, Mutual Pub Co, (Hawaii 2006) ISBN 978-1-56647-812-0 Long, Max Freedom, Recovering