Jecong, J.F.M., Dingle, C.A., Hila, F., Lopez, G.E., Saligan†, P. and Guillermo, N.R. 2018. Determination of Fe ions in allanite from Ombo, Palawan through Mössbauer spectroscopy. Proceedings of the Samahang Pisika ng Pilipinas, 36(1), SPP-2018-PC-29. URL: https://proceedings.spp-online.org/article/view/SPP-2018-PC-29.