Rosario, L.M., Patacsil, C., Ulano, A., Lee, H., Arciaga, M. and Tumlos, R. 2008. Optical emission spectroscopy of microwave induced CO2 plasma. Proceedings of the Samahang Pisika ng Pilipinas, 26(1), SPP-2008-PA-40. URL: https://proceedings.spp-online.org/article/view/SPP-2008-PA-40.