Dewi, S. S., S. Suherman, F. C. Wibowo, D. R. Darman, A. P. A. Rino, and I. A. Darmawan. “Designing MOOCs With VMS (Virtual Microscopic Simulation) for Measurement Student’s Level Understanding (LU)”. Jurnal Penelitian & Pengembangan Pendidikan Fisika, Vol. 6, no. 1, June 2020, pp. 17 -24, doi:10.21009/1.06103.