Indra Budiman. “Peningkatkan Hasil Belajar Siswa Melalui Model Pembelajaran Kooperatif Tipe Index Card Match Pada Materi Larutan Penyangga”. Jurnal Kinerja Kependidikan (JKK): Facilities of Educator Career and Educational Scientific Information, vol. 2, no. 3, Apr. 2023, pp. 497-09, https://journalserambi.org/index.php/jkk/article/view/196.