Nur’ainiza Sitorus, I. ., & Supsiloani, S. (2023). Kolaborasi Pengembangan Wisata Alam Toga Raja di Desa Partungko Naginjang, Kabupaten Samosir: Collaborative Development of Toga Raja Ecotourism in Partungko Naginjang Village, Samosir Regency. urnal osiologi gama ndonesia (JSAI), 4(2), 217–232. https://doi.org/10.22373/jsai.v4i2.2841