Libriani, Putu Wulan, I Made Suarjana, and Gede Wira Bayu. “Quick Response Code-Based Pop-Up Book Media: Plant Reproduction Systems Topic for Grade VI Elementary School”. Journal of Education Technology 7, no. 2 (June 26, 2023): 381–389. Accessed May 10, 2024. https://ejournal.undiksha.ac.id/index.php/JET/article/view/60917.