As’ari, Ruli, and Erni Mulyanie. “The Use of Local Landscape As a Field Laboratory for Geography of Education”. Jurnal Spatial Wahana Komunikasi dan Informasi Geografi 19, no. 2 (December 31, 2019): 1 - 7. Accessed April 25, 2024. https://journal.unj.ac.id/unj/index.php/spatial/article/view/6072.