Almoro, P.F., Cadatal, M.M. and Daza, M.R.H. 2001. Reconstruction of 3D objects by phase-shifting digital holography. Proceedings of the Samahang Pisika ng Pilipinas, 19(1), SPP-2001-PP-12. URL: https://proceedings.spp-online.org/article/view/SPP-2001-PP-12.