Raihan, A., Muhtasim, D. A., Farhana, S., Hasan, M. A. U., Paul, A., & Faruk, O. (2022). Toward environmental sustainability: Nexus between tourism, economic growth, energy use and carbon emissions in Singapore. Global Sustainability Research, 1(2), 53–65. https://doi.org/10.56556/gssr.v1i2.408