Khalifah Insan Nur Rahmi, Mangapul Parlindungan Tambunan, and Rudy P. Tambunan, “ENVIRONMENT QUALITY IDENTIFICATION USING LANDSAT-8 IN THE PERIOD OF COVID-19 LOCKDOWN IN JAKARTA”, International Journal of Remote Sensing and Earth Sciences, vol. 20, no. 2, pp. 160–170, Nov. 2025.