Fauzie, Maizura, Andi Ulfa Tenri Pada, and Supriatno Supriatno. 2021. “Analysis of the Difficulty Index of Item Bank According to Cognitive Aspects During the Covid-19 Pandemic”. Jurnal Penelitian Dan Evaluasi Pendidikan 25 (2):162-69. https://doi.org/10.21831/pep.v25i2.42603.