S.Pd, M.Pd, Dr. Ahmad, Dasa Izmaimusah, and Mustamin Idris. 2021. “INSTRUMENT DEVELOPMENT OF MATHEMATICS LEARNING OUTCOMES BY THE RASCH MODEL IN ELEMENTARY SCHOOL TO SUPPORT THE IMPLEMENTATION OF THE 2013 CURRICULUM ”. JISAE: Journal of Indonesian Student Assessment and Evaluation 7 (2):88-102. https://doi.org/10.21009/jisae.v7i2.21830.