Sari EM, Yulianti E. The Effectiveness of Electronic Student Worksheet with Problem-Based Learning (PBL) to Increasing Learning Interest. jppipa, pendidikan ipa, fisika, biologi, kimia [Internet]. 2025 Jan. 31 [cited 2025 Jul. 23];11(1):1033-8. Available from: https://jppipa.unram.ac.id/index.php/jppipa/article/view/9307