Sadashiva, V.K., MacRae, G.A. and Deam, B.L. 2011. Effects of coupled vertical stiffness-strength irregularity due to modified interstorey height. Bulletin of the New Zealand Society for Earthquake Engineering. 44, 1 (Mar. 2011), 31–44. DOI:https://doi.org/10.5459/bnzsee.44.1.31-44.