Agra, D.M.G., Domingo, Z.B., West, J.L. and Kumar, S. 1997. Surface analysis of UV-aligned polyimide for liquid crystal alignment. Proceedings of the Samahang Pisika ng Pilipinas, 15(1), SPP-1997-CM-08. URL: https://proceedings.spp-online.org/article/view/SPP-1997-CM-08.