Noening Andrijati, Heri Retnawati and Sudiyatno 2024. Analysis of Item Characteristics in Elementary School Mathematics Reasoning Assessment Using Item Response Theory with the Generalized Partial Credit Model. Educational Administration: Theory and Practice. 30, 4 (Apr. 2024), 3799–3810. DOI:https://doi.org/10.53555/kuey.v30i4.2129.