Vebiyanti, D., K. Salsabila, R. Bilhaki, A. Faradhilla, and F. Alyani. “Students Mathematical Critical Thinking Skills: Validity and Reliability With Winsteps and SPSS”. Pattimura Proceeding: Conference of Science and Technology, Vol. 5, no. 1, Nov. 2024, pp. 79-88, https://ojs3.unpatti.ac.id/index.php/pcst/article/view/16197.