Ali Bhayo, Farman, M. Tarique Bhatti, Zeshan Abbas, Sajjad Banghwar, Ishfaque Ali Qazi, and Manthar Ali khoso. 2018. “Quantitative Analysis of Petroleum Consumption and CO2 Emission of Mining and Quarrying Industry of Pakistan”. American Scientific Research Journal for Engineering, Technology, and Sciences 45 (1):84-95. https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/4265.