2013. Flow injection analysis for the photometric determination of promethazine-HCl in pure and pharmaceutical preparation via oxidation by persulphate using Ayah 3SX3-3D solar micro photometer. مجلة بغداد للعلوم. 10, 4 (2013), 1190–1202. DOI:https://doi.org/10.21123/bsj.2013.10.4.1190-1202.