Authors: Ayad, MM Shalaby, AA Abdellatef, HE Elsaid, HM

Citation: Mm. Ayad et al., Spectrophotometric determination of certain cephalosporins through oxidation with cerium(IV) and 1-chlorobenzotriazole, J PHARM B, 20(3), 1999, pp. 557-564

Authors: Ayad, MM Shalaby, AA Abdellatef, HE Elsaid, HM

Citation: Mm. Ayad et al., Spectrophotometric and atomic absorption spectrometric determination of certain cephalosporins, J PHARM B, 18(6), 1999, pp. 975-983

Authors: Abdellatef, HE Ayad, MM Taha, EA

Citation: He. Abdellatef et al., Spectrophotometric and atomic absorption spectrometric determination of ramipril and perindopril through ternary complex formation with eosin and Cu(II), J PHARM B, 18(6), 1999, pp. 1021-1027