IRAWATI, T. N. The Critical Thinking Analysis of Middle School Students in Solving Open Ended Mathematical Problems at Social Arithmetic Material. Jurnal Axioma : Jurnal Matematika dan Pembelajaran, [S. l.], v. 2, n. 2, p. 166–176, 2017. Disponível em: https://ejurnal.uij.ac.id/index.php/AXI/article/view/299. Acesso em: 18 apr. 2024.