Sharif Ali, Sharif Shofirun, et al. “The Nexus of Population, GDP Growth, Electricity Generation, Electricity Consumption and Carbon Emissions Output in Malaysia”. International Journal of Energy Economics and Policy, vol. 10, no. 3, Mar. 2020, pp. 84-89, https://econjournals.org.tr/index.php/ijeep/article/view/8987.