. H. Welderufael, . D. . Addisu Kure, E. Asefa Moges, L. . File, and S. . . Hamza Sherif, “Synthesis, Characterization and Antibacterial activity of Benzimidazole Derivatives and their Cu (ii),Ni (ii) and Co (ii) complexes”, eajbcs, vol. 4, no. 1, pp. 42–51, Apr. 2023.