Wirawan, Samuel Tommy Cadalora, and Hanna Prillysca Chernovita. “Analysis of Vegetation Changes Using Satellite Imagery and Normalized Difference Vegetation Index (NDVI): A Case Study in Tuntang District, Semarang District”. Journal of Information Systems and Informatics, vol. 5, no. 4, Dec. 2023, pp. 1809-20, https://doi.org/10.51519/journalisi.v5i4.622.