Roldán, Ricardo, and Alfredo González. “Assessment of Damage to the Ceilings and Sprinkler Downpipes of an Industrial Plant from the 2012 7.6Mw Sámara Earthquake in Costa Rica”. Bulletin of the New Zealand Society for Earthquake Engineering 49, no. 1 (March 31, 2016): 138-145. Accessed March 3, 2021. https://bulletin.nzsee.org.nz/index.php/bnzsee/article/view/122.