Rivaldo, Ifan, Hari Sutrisno, and Alusti Cundo Manik. 2022. “The Use of The Rasch Model to Develop Students’ Conception of Chemistry Learning Instruments During the Covid-19 Pandemic”. Jurnal Pendidikan Kimia Indonesia 6 (1):20-29. https://doi.org/10.23887/jpk.v6i1.45338.