SIREGAR, Alfonsius Chrisandy Pratama; FRIDA, Erna; SINAMBELA, Marzuki; SITUMORANG, Marhaposan; HUMAIDI, Syahrul; DARMAWAN, Yahya. Projection of Tourist Climate Comfort Level Period 2031-2050 in Caldera Toba Geopark. Prisma Sains : Jurnal Pengkajian Ilmu dan Pembelajaran Matematika dan IPA IKIP Mataram, [S. l.], v. 11, n. 2, p. 422–433, 2023. DOI: 10.33394/j-ps.v11i2.7756. Disponível em: https://e-journal3.undikma.ac.id/index.php/prismasains/article/view/7756. Acesso em: 16 aug. 2025.