ARIF, Fatimah. INTEGRASI PROBLEM BASED LEARNING MELALUI KEGIATAN PRAKTIKUM DALAM UPAYA MENINGKATKAN KEAKTIFAN BELAJAR PESERTA DIDIK PADA KONSEP SISTEM KOLOID. Global Journal Teaching Professional, [S. l.], v. 2, n. 4, p. 184–192, 2023. DOI: 10.35458/jtp.v2i4.1190. Disponível em: https://jurnal.sainsglobal.com/index.php/gpp/article/view/1190. Acesso em: 9 may. 2026.