Nguyen Thi Phuong Thu, Pham Xuan Hoa, and Vu Ngoc Xuan. 2023. “Nexus of Carbon Dioxide Emissions, Fossil Fuel, Foreign Direct Investments, and Exports to Renewable Energy: New Evidence from Singapore”. Migration Letters 21 (1). London, UK:237-58. https://doi.org/10.59670/ml.v21i1.5177.