Nurhafsari, Asri, and Febri Rismaningsih. “Development of a Four Tier Diagnostic Test Instrument Based on ISpring Suite 9 to Identify Understanding of Concepts in Students: Pengembangan Instrumen Four Tier Diagnostic Test Berbasis ISpring Suite 9 Untuk Mengidentifikasi Pemahaman Konsep Pada Mahasiswa ”. Borneo Educational Journal (Borju) 5, no. 2 (August 30, 2023): 244–259. Accessed July 3, 2024. https://jurnal.fkip-uwgm.ac.id/index.php/Borju/article/view/1345.