MARIANA, Yuliana; MAESYAROH, Siti. PENERAPAN MODEL PEMBELAJARAN PROBLEM BASED LEARNING PADA MATERI HIDROKARBON DALAM MENINGKATKAN HASIL BELAJAR KOGNITIF PESERTA DIDIK. Arfak Chem: Chemistry Education Journal, [S. l.], v. 4, n. 1, p. 281–288, 2021. DOI: 10.30862/accej.v4i1.313. Disponível em: https://journalfkipunipa.org/index.php/accej/article/view/313. Acesso em: 19 jan. 2026.