Suyanta S, Laksono EW, Fadhilah NF, Rizky I. THE EFFECTS OF PROBLEM-BASED LEARNING METHOD ON STUDENTS’ LEARNING INDEPENDENCE OF CHEMISTRY LEARNING IN HIGH SCHOOL. JK [Internet]. 2019 Nov. 27 [cited 2025 May 6];3(2):187-93. Available from: https://journal.uny.ac.id/index.php/jk/article/view/19695