“Regional Potential of Pectin and Bioethanol Productionfrom Fruit Waste (peels of Citrus and Mango): Case Study Waste to Product at Pakistan”. Journal of the Pakistan Institute of Chemical Engineers, vol. 45, no. 1, Feb. 2017, pp. JPIChE 45 (1) 2017 60-68, https://www.piche.org.pk/journal/index.php/jpiche/article/view/314.