Zaharieva, K.; Shipochka, M.; Dimova, S.; Stambolova, I.; Vassilev, S. New Developed (Ag)-La$$_2$$O$$_3$$-Ce$$_4$$O$$_7$$-ZnO Photocatalytic Active Composites for Textile Dyes Degradation. C. R. Acad. Bulg. Sci. 2024, 77, 1767–1775.