Fitri, Dera Ananda, Erlina, and Rachmat Sahputra. “The Effectiveness of Using Google Sites-Based Learning Media on Learning Outcomes in Thermochemistry”. Hydrogen: Jurnal Kependidikan Kimia 14, no. 4 (August 31, 2026). Accessed September 8, 2026. https://e-journal.undikma.ac.id/index.php/hydrogen/article/view/21764.