Saplagio, N.G., Mabilangan, A., Salvador, A. and Somintac, A. 2011. Fabrication of tunable optical transmission filters based on porous silicon. Proceedings of the Samahang Pisika ng Pilipinas, 29(1), SPP2011-PB-16. URL: https://proceedings.spp-online.org/article/view/SPP2011-PB-16.