Ouyang, Zhaohui, Lin Wu, and Delian Yi. “Absorption Properties of Co-Ce Codoped TiO2 SiO2 NiFe2O4 Mesoporous Microspheres”. Asian Journal of Chemistry 25, no. 15 (September 11, 2013): 8455–8459. Accessed July 5, 2024. https://asianpubs.org/index.php/ajchem/article/view/25_16_48.