H. Mukhtar, N. A. Habu, and Y. Musbahu, “Synthesis, Characterization and Bioactivity Evaluation of Mn(II), Co(II), Ni(II) and Cu(II)-Quercetin Complexes: Antimicrobial, Antioxidant and Cytotoxicity Properties”, FJS, vol. 9, no. 12, pp. 274–280, Dec. 2025, doi: 10.33003/fjs-2025-0912-4274.