Irvine HM. “Slenderness effects in earthquake resisting frames” - A. L. Andrews: Bulletin of N.Z. National Society for Earthquake Engineering, Vol. 10, No. 3 , September, 1977. BNZSEE [Internet]. 1978 Mar. 31 [cited 2026 Jun. 19];11(1):71-5. Available from: https://bulletin.nzsee.org.nz/article/view/1127