Napitupulu, Prasita Manginar Tesalonika, and Friska Ledina Situngkir. “Transforming Mathematical Representations: A Process-Based Analysis of Junior High School students’ Problem Solving”. Eduvista: Journal of Education and Innovation, vol. 1, no. 1, July 2026, pp. 43-56, https://doi.org/10.67964/bggpmv25.