S. I. . Alam, M. L. . Bari, S. S. . Saeed, and M. T. . Siraj, “Exploring the Impact of GDP, Population, and Area on Renewable Energy Capacity Across Countries”, J. Environ. Eng. Energy., vol. 2, no. 2, pp. 97–110, Jun. 2025, doi: 10.22105/jeee.v2i2.54.