Valery Allen R, Syahfitra MS. ESTIMATING VEGETATION DENSITY USING THE NDVI METHOD IN PAYAKUMBUH CITY: PENDUGAAN KERAPATAN VEGETASI MENGGUNAKAN METODE NDVI DI KOTA PAYAKUMBUH. Atech-i [Internet]. 2025 Feb. 10 [cited 2026 Oct. 6];2(1):33-40. Available from: https://atech-i.id/index.php/atechi/article/view/28