Mu’aziyah, S.E.S. et al. 2025. STEM-Focused Science Identity Questionnaire Based on the PISA 2025 Framework: Rasch Model Validation. International Journal of Cognitive Research in Science, Engineering and Education (IJCRSEE). 13, 3 (Dec. 2025), 737–748. DOI:https://doi.org/10.23947/2334-8496-2025-13-3-737-748.