1.
Ayulanda M, Suasti Y, Ernawati E. The Use of Problem-based Learning Models and Media in Geography Learning. IJEDS [Internet]. 2022 Sep. 21 [cited 2026 Jul. 4];4(1):79-83. Available from: http://ijeds.ppj.unp.ac.id/index.php/IJEDS/article/view/356