Mulyasari R, Hidayatika A, Karyanto K, Sarkowi M, Darmawan IGB. PELATIHAN OLIMPIADE KEBUMIAN BAGI GURU PEMBIMBING OLIMPIADE KEBUMIAN DI SMAN 2 KOTA BANDAR LAMPUNG. JSS [Internet]. 2020 Nov. 27 [cited 2026 Jan. 15];4(3):207-11. Available from: https://www.jss.lppm.unila.ac.id.121-50-32-50.cpanel.site/index.php/ojs/article/view/233