Bux Jatoi, Wahid, Qadir Shar, Ghulam, AND Makheja, Pirbhoo Mal. "Scope of Harmonisation of Pharmacopoeial Liquid Chromatography (LC) Methods for Diazepam and Its Related Substances" Pakistan Journal of Analytical & Environmental Chemistry [Online], Volume 16 Number 1 (1 December 2015)