Problem Based Learning : Solusi Efektif untuk Meningkatkan Literasi Sains Materi Alat-Alat Optik. semnas [Internet]. 2024 Jul. 23 [cited 2026 Feb. 7];1(1):302-11. Available from: https://eproceeding.fitkuinjktconferences.com/index.php/semnas/article/view/79