Azizah F, Handayanto SK, Wisodo H, Fernando TJ, Kuswanto K, Prani AIE. Development and Validation of Critical Thinking Skills Instruments on Mechanical Waves for Senior High School Student. KPEJ [Internet]. 2024 Jun. 25 [cited 2026 Apr. 22];7(1):195-20. Available from: https://journalfkipunipa.org/index.php/kpej/article/view/624