Siregar, Y. I., Siregar, I., & Sitepu, I. D. (2022). The Application of Long-Jump Variations Based on Macromedia Flash for Students of Sports Training Education in the Faculty of Sport Science, Universitas Negeri Medan 2022. Randwick International of Social Science Journal, 3(4), 941-943. https://doi.org/10.47175/rissj.v3i4.570