Mahmood, S. M. H., E. Aamir, B. Ali, J. Ahmed, and M. A. Khan. “ESTIMATION OF GREEN HOUSE GAS (GHG) EMISSIONS IN NUST H-12 ISLAMABAD”. International Journal of Advanced Natural Sciences and Engineering Researches, vol. 8, no. 4, May 2024, pp. 489-93, https://as-proceeding.com/index.php/ijanser/article/view/1873.