McGann, C. R., Bradley, B. A., Wotherspoon, L. M., & Cox, B. R. (2015). Comparison of a Christchurch-specific CPT-Vs correlation and Vs derived from surface wave analysis for strong motion station velocity characterisation. Bulletin of the New Zealand Society for Earthquake Engineering, 48(2), 81–91. https://doi.org/10.5459/bnzsee.48.2.81-91