Silisman, Aprillina. “Effectiveness of Virtual Laboratories and Conceptual Understanding in High School Chemistry: A Systematic Literature Review”. Hydrogen: Jurnal Kependidikan Kimia 14, no. 5 (November 12, 2026). Accessed November 13, 2026. https://e-journal.undikma.ac.id/index.php/hydrogen/article/view/22155.