“Synthesis, Characterization and Antimicrobial Activity of Mixed Ligand Metal (II) Complexes Derived from 2,2- Bipyridine and Oxalic Acid”. Sahel Journal of Life Sciences FUDMA, vol. 4, no. 1, Mar. 2026, pp. 310-7, https://doi.org/10.33003/sajols-2026-0401-36.