“ENHANCED PHOTOCATALYTIC DEGRADATION OF NAPHTHALIMIDE-BASED ACID DYES USING Cu/Ag Co-DOPED TiO2 NANOCATALYST OPTIMIZED BY RESPONSE SURFACE METHODOLOGY”, FJS, vol. 9, no. 10, pp. 44–58, Sep. 2025, doi: 10.33003/fjs-2025-0910-4046.