HAPIZIAH, Suri; SUHERY, Tatang; MUJAMIL, Jejem. PENGEMBANGAN BAHAN AJAR KIMIA MATERI LAJU REAKSI BERBASIS STEM PROBLEM-BASED LEARNING KELAS XI SMA NEGERI 1 INDRALAYA UTARA. Jurnal Penelitian Pendidikan Kimia: Kajian Hasil Penelitian Pendidikan Kimia, [S. l.], v. 2, n. 2, p. 198–211, 2018. DOI: 10.36706/jppk.v2i2.2905. Disponível em: https://jppk.ejournal.unsri.ac.id/index.php/jurpenkim/article/view/2905. Acesso em: 20 aug. 2025.