Kankara, Jamila Musa. “Synthesis, Characterization and Antioxidant Studies of Some Transition Metal Complexes With Chalcone Derivative (2-Chloroacetophenone) and 2-Hydroxybenzaldehyde”. Direct Research Journal of Chemistry and Material Science, vol. 12, no. 2, Aug. 2024, pp. 1-5, https://journals.directresearchpublisher.org/index.php/drjcm/article/view/352.