ANALISIS VALIDASI DAN RELIABILITAS INSTRUMEN KEMAMPUAN BERFIKIR KRITIS SISWA SEKOLAH DASAR. Edukatika [Internet]. 2023 May 30 [cited 2025 Dec. 16];1(1):1-10. Available from: https://journal2.upgris.ac.id/index.php/edukatika/article/view/125