Here is the link to the Getty Conservation Institute's Spring 2015 Issue on Seismic Retrofitting, featuring articles by several of the experts who presented at the recent International Symposium on Seismic Retrofit of Unreinforced Masonry Heritage Churches of the Philippines, at the National Museum, on January 13 & 14, 2016. Copies of this publication were handed out during the Symposium. (Our thanks to the Getty Conservation Institute for providing the copies).
For those who did not get a copy, go to this link:
http://www.getty.edu/conservation/publications_resources/newsletters/pdf/v30n1.pdf