Afrianto, F., A. D. Hariyanto, and K. P. Tucunan. “Nighttime Lights As Indicators of Energy Efficiency Across Urban Morphologies in Malang City”. Journal of Regional and City Planning, vol. 36, no. 1, July 2025, pp. 68-91, doi:10.5614/jpwk.2025.36.1.5.