Gultom, Mian, Dewi Fitriyani, Maria Paristiowati, Moersilah, Yusmaniar, and Yuli Rahmawati. “Analisis Miskonsepsi Pada Materi Larutan Penyangga Menggunakan Two-Tier Diagnostic Test”. Jurnal Riset Pendidikan Kimia (JRPK) 9, no. 2 (December 31, 2019): 58 - 66. Accessed March 29, 2024. https://journal.unj.ac.id/unj/index.php/jrpk/article/view/11663.