Jaya, I. G. A. I. ., N. W. . Rati, and I. G. Margunayasa. “Accordion Book As an Innovative Learning Media to Improve Students’ Understanding of Energy Transformation”. Jurnal Edutech Undiksha, vol. 12, no. 2, Jan. 2025, doi:10.23887/jeu.v12i2.86646.