Dowrick, D. J., and D. A. Rhoades. “Damage Ratios for Plant, Equipment and Stock in the 1987 Edgecumbe, New Zealand Earthquake”. Bulletin of the New Zealand Society for Earthquake Engineering 28, no. 4 (December 31, 1995): 265-278. Accessed October 26, 2020. https://bulletin.nzsee.org.nz/index.php/bnzsee/article/view/613.