https://dispendik.situbondokab.go.id/berita/ https://vta.kemenhub.go.id/assets/
Budianto, Budianto, Ni Made Dwidiani, Nitya Santhiarsa, Achmad Subhan, Evvy Kartini, & Wagiyo Honggowiranto. " Karakteristik Karbon Aktif Berbahan Dasar Limbah Tongkol Jagung." Teknik Desain Mekanika [Online], 8.3 (2019): n. pag. Web. 28 Mar. 2026