Budiarti, Marlinda Indah Eka. “Kemapuan Berpikir Kritis Matematis: Pemecahan Masalah Pisa”. Edu Cendikia: Jurnal Ilmiah Kependidikan 3, no. 02 (August 18, 2023): 324–331. Accessed September 6, 2026. https://itscience-indexing.com/jurnal/index.php/educendikia/article/view/2731.