Hassan, Z. S. “Synthesis, Characterization, Quantum Chemical Studies, and Biological Activity of an Oxadiazole–Hydrazone Ligand Derived from 3-Ethyl-5-Methylpyridine and Its Metal Complexes”. The International Journal of Innovative Insights in the Social and Pure Sciences, vol. 3, no. 2, Aug. 2026, pp. 32-45, doi:10.59799/GXNR9684.