Sagge, E.V.B., Sugon, Q.M. and McNamara, D.J. 2005. Single view metrology of a rectangular paralleliped using vanishing points. Proceedings of the Samahang Pisika ng Pilipinas, 23(1), SPP-2005-PA-45. URL: https://proceedings.spp-online.org/article/view/SPP-2005-PA-45.