Katuuk, Rivaldo Chun, Sylvia J. A. Sumarauw, and Rosiah J. Pulukadang. “Problem Solving Ability of Remboken 1 Middle School Students in Solving Story Problems in Algebraic Form Based on Polya’s Steps”. Journal of Education Research 5, no. 1 (January 22, 2024): 180–188. Accessed July 9, 2025. https://mail.jer.or.id/index.php/jer/article/view/691.