PENGEMBANGAN LEMBAR KERJA SISWA (LKS) BERBASIS GROUP INVESTIGATION (GI) PADA MATERI SISTEM PERNAPASAN DI KELAS VIII SMP NEGERI 4 PEMATANG SIANTAR. Jurnal Metabio, [S. l.], v. 5, n. 1, p. 80–88, 2023. DOI: 10.36985/0v2a1x51. Disponível em: https://jurnal.usi.ac.id/index.php/jpbm/article/view/275. Acesso em: 12 may. 2025.