HIDAYAT, Riyan; EVENDI, Erpin. The Intervention of Mathematical Problem-Solving Model on the Systems of Linear Equation Material: Analysing its Impact on Increasing Students’ Creative Thinking. International Journal of Essential Competencies in Education, [S. l.], v. 1, n. 2, p. 61–68, 2022. DOI: 10.36312/ijece.v1i2.1069. Disponível em: https://journal-center.litpam.com/index.php/ijece/article/view/1069. Acesso em: 31 jan. 2026.