Widarini, Ni Kadek Lia, I Gede Margunayasa, and Ni Wayan Rati. “Pop-Up Book Media Assisted By QR Code For Second-Grade Elementary School Students”. Journal for Lesson and Learning Studies 5, no. 3 (December 18, 2022): 439–447. Accessed July 17, 2024. https://ejournal.undiksha.ac.id/index.php/JLLS/article/view/47223.