Lia Rezika, and Enny Susilawati. 2025. “Analysis of the Ability to Understand Mathematical Concepts of Grade X Students on Logarithm Material”. Serunai : Jurnal Ilmiah Ilmu Pendidikan 11 (2). https://www.ejournal.stkipbudidaya.ac.id/index.php/serunai/article/view/1900.