1. Ahmed, K., & Long, W. (2012). Environmental Kuznets Curve and Pakistan: An empirical analysis. Procedia Economics and Finance, 1(12), 4–13. doi: 10.1016/S2212-5671(12)00003-2 .
2. Ahmed, K., & Long, W. (2013). An empirical analysis of CO2 emission in Pakistan using EKC hypothesis. Journal of International Trade Law and Policy, 12(2), 188–200. doi: 10.1108/JITLP-10-2012-0015 .
3. Ali, H. S., Hassan, S., & Kofarmata, Y. I. (2016). Dynamic impact of income inequality on carbon dioxide emissions in Africa: New evidence from heterogeneous panel data analysis. International Journal of Energy Economics and Policy, 6(4), 760–766.
4. Ali, A., Khatoon, S., Ather, M., & Akhtar, N. (2015). Modeling energy consumption, carbon emission and economic growth: Empirical analysis for Pakistan. International Journal of Energy Economics and Policy, 5(2).
5. Aslanidis, N. (2009). Environmental Kuznets Curves for carbon emissions: A critical survey. Working Paper No 51. University Rovira Virgili.