Blaikie, E. L. “Column Strength Requirements in Multi-Storey Seismic Frames”. Bulletin of the New Zealand Society for Earthquake Engineering 22, no. 3 (September 30, 1989): 135–144. Accessed February 15, 2026. https://www.bulletin.nzsee.org.nz/index.php/bnzsee/article/view/772.