Umar, F. J., Adamu, A., Usman, A., Balarabe, F. T., and Musa, F. M. “Evaluation of Antibacterial Activity of Ziziphusjujuba Leaf Extracts Against Streptococcus Pneumonia and Salmonella Species”. UMYU Journal of Microbiology Research (UJMR), vol. 9, no. 3, June 2024, pp. 512-7, doi:10.47430/ujmr.2493.058.