Syilvia Septiani and Hidayati, K. (2024) “The Effect of a Creative-Problem Solving Learning Model Based on an Open-Ended Approach Toward High Level of Mathematical Thinking Ability of Students”, Al-Khwarizmi : Jurnal Pendidikan Matematika dan Ilmu Pengetahuan Alam, 12(2), pp. 123–136. doi: 10.24256/jpmipa.v12i2.5281.