Lit, C.C., Reyes, J.M., Tabajonda, R.V. and Catedral, M.D. 2005. Molecular orbital computation of the electrical properties of doped polyaniline. Proceedings of the Samahang Pisika ng Pilipinas, 23(1), SPP-2005-PA-35. URL: https://proceedings.spp-online.org/article/view/SPP-2005-PA-35.