Santoso, A. ., Pardede, T. ., Apino, E. ., Djidu, H. ., Rafi, I. ., Rosyada, M. N. ., Retnawati, H. . and Kassymova, G. K. . (2022) “Polytomous scoring correction and its effect on the model fit: A case of item response theory analysis utilizing R”, Psychology, Evaluation, and Technology in Educational Research, 5(1), pp. 1–13. doi: 10.33292/petier.v5i1.148.