Rompas, Veren Desita, Jhon R. Wenas, Oltje T. Sambuaga, and Navel Oktaviandy Mangelep. “Analysis of Students’ Difficulties in Completing Operational Problems With Algebraic Forms”. Jurnal Pendidikan Tambusai 7, no. 1 (March 9, 2023): 2696–2703. Accessed July 4, 2024. https://jptam.org/index.php/jptam/article/view/5629.