Journal, B. S. Spectrophotometric Determination of Metronidazole and Metronidazole Benzoate via First and Second Derivative Order Spectroscopy. مجلة بغداد للعلوم, م 14, عدد 2, June 2017, ص 0320, doi:10.21123/bsj.2017.14.2.0320.