1.
Febriyani R, Erlina, Mayasari E. Students’ Learning Engagement in the Topic of Atomic Concepts and the Periodic Table. HJKK [Internet]. 2025 Sep. 29 [cited 2025 Oct. 1];13(4). Available from: https://e-journal3.undikma.ac.id/index.php/hydrogen/article/view/16944