PURWANINGSIH; JOHAN, Henny; MAYUB, Afrizal. Validation of the Kaba Volcanic Eruption Disaster Mitigation E-Module as a Learning Media on Volcano Materials . Kasuari: Physics Education Journal (KPEJ), [S. l.], v. 8, n. 1, p. 293–302, 2025. DOI: 10.37891/kpej.v8i1.849. Disponível em: https://journalfkipunipa.org/index.php/kpej/article/view/849. Acesso em: 7 oct. 2026.