LEE, S. L.; EKHSAN, J. M.; LING, C. M. Properties and Bifunctional Catalytic Activity of Niobium-Doped Silica-Titania: Effect of Phosphoric Acid Treatment. Science and Technology Indonesia, [S. l.], v. 7, n. 4, p. 455–460, 2022. DOI: 10.26554/sti.2022.7.4.455-460. Disponível em: https://sciencetechindonesia.com/index.php/jsti/article/view/519. Acesso em: 14 jul. 2024.