CHANDRA, F. E. The Difficulties Resolve of Students in Learning by Using Problem Possing with Mind Mapping Technique. Jurnal Axioma : Jurnal Matematika dan Pembelajaran, [S. l.], v. 1, n. 1, p. 42–58, 2016. Disponível em: https://ejurnal.uij.ac.id/index.php/AXI/article/view/265. Acesso em: 27 apr. 2024.