Ningratih, S. A. N., I. G. Astawan, and I. G. Margunayasa. “Demonstration-Based Audio-Visual Learning Media on the Topic of Temperature, Heat, and Its Displacement in Fifth Grade”. Journal of Education Technology, vol. 5, no. 3, Oct. 2021, pp. 461-7, doi:10.23887/jet.v5i2.34441.