SARI, E. A.; SUHARINI, E.; BANOWATI, E. The Ability to Understand Spatial Concepts of Disaster Mitigation Materials Through Problem Based Learning Model. International Conference on Science, Education, and Technology, [S. l.], v. 7, n. 1, p. 140–145, 2023. Disponível em: https://proceeding.unnes.ac.id/ISET/article/view/1948. Acesso em: 3 jul. 2024.