Kayani, U. N., M. Sadiq, A. F. Aysan, S. A. Haider, and I. Nasim. “The Impact of Investment, Economic Growth, Renewable Energy, Urbanisation, and Tourism on Carbon Emissions: Global Evidence”. International Journal of Energy Economics and Policy, vol. 13, no. 1, Jan. 2023, pp. 403-12, doi:10.32479/ijeep.14042.