SIREGAR, T.; SEMUEL FRANKLYN YAWAN; SAMOSIR, R. C. E-MODULE OF CONTEXTUAL BASED CHEMISTRY IN INCREASING LEARNING ACTIVITY ON HYDROCARBON COMPOUND MATERIAL. Jurnal Ilmu Pendidikan Indonesia, [S. l.], v. 13, n. 1, p. 45–54, 2025. DOI: 10.31957/jipi.v13i1.4571. Disponível em: https://ejournal.uncen.ac.id/index.php/JIPI/article/view/4571. Acesso em: 11 apr. 2025.