Mohammed Kamil, O. et al. 2023. Synthesis, quantification and characterization of 1,3,4-thiadiazole derivatives of ampicillin by HPLC. Journal of Kufa for Chemical Sciences. 3, 1 (Dec. 2023), 61–75. DOI:https://doi.org/10.36329/jkcm/2023/v3.i1.11535.