Ocy, Dwi Rismi, Iva Sarifah, and Riyadi Riyadi. 2025. “EFA and CFA Analysis: Development and Validation of a Test Instrument for Mathematical Abstraction Skills”. JRAMathEdu (Journal of Research and Advances in Mathematics Education) 10 (2):101-19. https://doi.org/10.23917/jramathedu.v10i2.7601.