Nakamura, Yasuto, et al. “Equivalent Frame Modelling of an Unreinforced Masonry Building With Flexible Diaphragms: A Case Study”. Bulletin of the New Zealand Society for Earthquake Engineering, vol. 49, no. 3, Sept. 2016, pp. 234-4, https://doi.org/10.5459/bnzsee.49.3.234-244.