Putri RD. The Influence of Project Based Learning (PJBL) Learning Model on Spatial Thinking Ability in Class X Geography Learning Eyes in SMA PGRI 2 Palembang. J. Geogr. Sci. Educ. [Internet]. 2020 Aug. 12 [cited 2024 Dec. 4];2(1):11-6. Available from: https://journal.univetbantara.ac.id/index.php/jgse/article/view/828