Rosayanti, Salma, and Mulyono Mulyono. “[Retracted] The Mathematical Representation Ability Based on Student’s Learning Independence on Problem Based Learning With Scaffolding Approach”. Unnes Journal of Mathematics Education 8, no. 2 (September 1, 2019): 105-110. Accessed December 21, 2024. https://journal.unnes.ac.id/sju/ujme/article/view/32210.