“BATCH AND FLOW INJECTION SPECTROPHOTOMETRIC METHODSFOR DETERMINATION OF PARACETAMOL IN PHARMACEUTICALPREPARATIONS VIA OXIDATIVE COUPLING WITH4-AMINOANTIPYRINE”. Al-Nahrain Journal of Science, vol. 13, no. 1, Mar. 2010, pp. 11-19, https://mail.anjs.edu.iq/index.php/anjs/article/view/1133.