Atul Fahmi, D., Parno, P., Khusaini, K., & Ali, M. (2026). Empirical Analysis of the Validity and Reliability of Creative Thinking Skills Test Instruments on Static Fluid Material for High School Students. Kasuari: Physics Education Journal (KPEJ), 9(2), 317–326. https://doi.org/10.37891/kpej.v9i2.1161