“Statistical Modelling of a Facile Process for the Extraction of Crude Constituents of Curcuma longa: Extraction of Crude Constitutents of Curcuma longa”, Pakistan Journal of Scientific & Industrial Research, vol. 56, no. 2, pp. 105–109, Aug. 2013, doi: 10.52763/PJSIR.BIOL.SCI.56.2.2013.105.109.