Prodjosantoso, A.K., S. Kamilia, M.P. Utomo, and K.S. Budiasih. 2019. “Silica Supported Copper-Nickel Oxide Catalyst for Photodegradation of Methylene Blue”. Asian Journal of Chemistry 31 (12):2891-96. https://doi.org/10.14233/ajchem.2019.22284.