Zaharieva, Katerina, Maria Shipochka, Silvia Dimova, Irina Stambolova, and Sasho Vassilev. “New Developed (Ag)-La$$_2$$O$$_3$$-Ce$$_4$$O$$_7$$-ZnO Photocatalytic Active Composites for Textile Dyes Degradation”. Proceedings of the Bulgarian Academy of Sciences 77, no. 12 (December 25, 2024): 1767–1775. Accessed January 19, 2025. https://proceedings.bas.bg/index.php/cr/article/view/660.