Guevarra, J., van Smaalen, S., Schönleber, A. and Lichtenberg, F. 2006. Standard crystallographic and superspace descriptions of the crystal structure of Ca5Nb4TiO17. Proceedings of the Samahang Pisika ng Pilipinas, 24(1), SPP-2006-1F-04. URL: https://proceedings.spp-online.org/article/view/SPP-2006-1F-04.