PURWADI. Pengembangan Alat Filtrasi Air Metode Funnel Stack dengan Filter Karbon Aktif, Zeolite, Manganese Greensand, dan . Akademi Angkatan Udara Journal of Defense Science and Technology : AAU-JDST, [S. l.], v. 14, n. 2, p. 12–38, 2025. Disponível em: https://journal.aau.ac.id/jdst/article/view/471. Acesso em: 25 sep. 2026.