[1]
Teodoro, D.A.P. and Blanca, C.M.Y. 2008. Low numerical aperture profilometry via photometric stereo using multimedia projector as light source. Proceedings of the Samahang Pisika ng Pilipinas, 26(1), SPP-2008-5D-04. URL: https://proceedings.spp-online.org/article/view/SPP-2008-5D-04.