UTOMO, Dwiyono Hari; PUTRI, Anita Eka. Geography Learning Design Based on Spatial Phenomenon to Improve Higher-Order Thinking Skills. Sumatra Journal of Disaster, Geography and Geography Education, [S. l.], v. 3, n. 2, p. 113–117, 2019. DOI: 10.24036/sjdgge.v3i2.238. Disponível em: http://sjdgge.ppj.unp.ac.id/index.php/Sjdgge/article/view/238. Acesso em: 7 nov. 2026.