Mayes, R. L., Mostaghel, N. M., Clough, R. W., & Dickey, W. L. (1974). Cyclic 
tests
 on
 masonry piers
. Bulletin of the New Zealand Society for Earthquake Engineering, 7(3), 105–114. https://doi.org/10.5459/bnzsee.7.3.105-114