IRWAN, S., ROGOMULYO, R., SUPRIHANTO, J., & HADI, S. (2019). The Edutourism of Mangunan Girirejo Yogyakarta: A Plan Strategy in Educational Innovation of Universitas Gadjah Mada. Journal Of Environmental Management And Tourism, 10(4), 892-902. doi:10.14505//jemt.v10.4(36).21