Sugiharti, Gulmah, Abdul Hamid, and Mukhtar Mukhtar. “The Implementation of Learning Model and Virtual Lab Toward Learning Outcome of Chemistry Education”. Jurnal Pendidikan Kimia 11, no. 3 (December 7, 2019): 79–86. Accessed August 26, 2025. https://jurnal.unimed.ac.id/2012/index.php/jpk/article/view/15734.