Sa’diyah, L.H. et al. 2020. Critical Thinking Instrument Test (CTIT): Developing and Analyzing Sundanese Students’ Critical Thinking Skills on Physics Concepts Using Rasch Analysis. International Journal of Psychosocial Rehabilitation. 24, 8 (Oct. 2020), 14426–14443. DOI:https://doi.org/10.61841/zwhz5434.