Ilhami, F. B., and M. Budiyanto. “EFFECTIVENESS OF DEVELOPMENT LEARNING MEDIA USING ELECTROCARDIOGRAMS (ECG) IN ELECTRICITY AND MAGNETIC LECTURES”. JPPIPA (Jurnal Penelitian Pendidikan IPA), vol. 7, no. 2, Dec. 2022, pp. 67-71, doi:10.26740/jppipa.v7n2.p67-71.