https://dispendik.situbondokab.go.id/berita/ https://vta.kemenhub.go.id/assets/
Lestari, Mei Esra, Sumarniasih, Made Sri, AND Mega, I Made. " Evaluasi Kesesuaian Lahan Tanaman Palawija pada Lahan Kering di Kecamatan Gerokgak" Nandur [Online], Volume 1 Number 4 (15 November 2021)