Marwat, Imran Ullah Khan. “Estimated Import Demand Function for Pakistan: A Disaggregated Analysis”. JISR management and social sciences & economics 13, no. 1 (June 30, 2015): 93–110. Accessed May 2, 2024. https://jisrmsse.szabist.edu.pk/index.php/szabist/article/view/172.