1.
Febriyanti W, Wahyuddin W, Mutmainnah M. Analysis of Student Errors in Solving Problems on Three-Dimensional Shapes with Flat Surfaces: A Qualitative Study on Eighth-Grade Students . Gradient [Internet]. 2024 Dec. 31 [cited 2025 Oct. 17];1(2):58-65. Available from: https://journals.eduped.org/index.php/Gradient/article/view/1198