Lacdan, M.C., Rosario, L.M., Lee, H., Ting, J.A., Ramos, H. and Tumlos, R. 2012. Diagnostics of microwave – induced atmospheric pen plasma. Proceedings of the Samahang Pisika ng Pilipinas, 30(1), SPP2012-2B-2. URL: https://proceedings.spp-online.org/article/view/SPP2012-2B-2.