Pengaruh Problem Based Learning Terhadap Keaktifan Dan Berpikir Kritis Siswa dalam Karakter Kebangsaan di SPN Polda Jatim. JIME [Internet]. 2022 Jan. 1 [cited 2026 Sep. 19];8(1). Available from: https://ejournal.mandalanursa.org/index.php/JIME/article/view/2701