Budiyanto, M.A.K. et al. 2020. Ecotourism-Based Learning Models in Efforts to Implement Effective Learning: A conceptual research. Prisma Sains : Jurnal Pengkajian Ilmu dan Pembelajaran Matematika dan IPA IKIP Mataram. 8, 2 (Dec. 2020), 69–80. DOI:https://doi.org/10.33394/j-ps.v8i2.3234.