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