[1]
Sugon, Q.M. and McNamara, D.J. 2003. Reflection and refraction of skew rays in optical fibers: A geometric algebra approach. Proceedings of the Samahang Pisika ng Pilipinas, 21(1), SPP-2003-3F-04. URL: https://proceedings.spp-online.org/article/view/SPP-2003-3F-04.