Maulinia Lestari, and Tri Nopriana. “Development of Flashcard Learning Media for Fourth Grade Science and Social Studies Subject”. Journal Socio Humanities Review 5, no. 1 (March 1, 2025): 1–9. Accessed August 28, 2025. https://jurnal.ugj.ac.id/index.php/JSHR/article/view/10324.