Elli Suzana. 2023. “Meningkatkan Hasil Belajar Melalui Penerapan Model Pembelajaran Kooperatif Group Investigation (GI) Pada Materi Sistem Koloid”. Jurnal Kinerja Kependidikan (JKK): Facilities of Educator Career and Educational Scientific Information 2 (3):374-86. https://journalserambi.org/index.php/jkk/article/view/188.