Flores, A., Sarmiento, R., Otadoy, R. and Zuidberg, B. 2003. A simple interferometric experiment to demonstrate the anomalous behavior of water. Proceedings of the Samahang Pisika ng Pilipinas, 21(1), SPP-2003-1F-03. URL: https://proceedings.spp-online.org/article/view/SPP-2003-1F-03.