Rohmila Mayang, Sunarty Suly Eraku, Yayu Indrianti Arifin. Development Of Problem-Based Learning Geography Teaching Modules To Improve Critical Thinking Skills In Biodiversity Materials Class XI. IJETER [Internet]. 2025Nov.29 [cited 2026Oct.13];3(04):628-4. Available from: https://e-journal.citakonsultindo.or.id/index.php/IJETER/article/view/2594