1.
Putri NT, Emiliannur E. Analysis of Validity, Reliability, Difficulty Level, and Discrimination Power of Students’ Critical Thinking Skill Test on Phase F Fluid Materials in Senior High School . Department of Physics Universitas Negeri Padang [Internet]. 2026 Mar. 1 [cited 2026 Sep. 13];4(1). Available from: https://ple.ppj.unp.ac.id/index.php/ple/article/view/314