Hakimah NL, Sanjaya IGM, Hariyono E, Kodir A. Geotourism: Use of Environmentally Friendly Geological Wealth: Field Study of Kayangan Api, Mystical Tourism for the Traces of Empu Supo in Bojonegoro. Stud. Philos. Sci. Educ. [Internet]. 2023Nov.30 [cited 2026Nov.7];4(3):94-102. Available from: https://scie-journal.com/index.php/SiPoSE/article/view/276