Manaois, C.O. and Hermosa, N.P. 2003. Generation of higher radial mode index Laguerre-Gaussian (HRLG) beams using computer generated holograms (CGH). Proceedings of the Samahang Pisika ng Pilipinas, 21(1), SPP-2003-PB-17. URL: https://proceedings.spp-online.org/article/view/SPP-2003-PB-17.