Eli, Rohaeni Nur, and Raniutami Widiyanti. “THE USE OF VIRTUAL LABORATORY OF ACID-BASE MATERIALS TO IMPROVE STUDENTS LEARNING OUTCOME”. JTK (Jurnal Tadris Kimiya), vol. 5, no. 2, Dec. 2020, pp. 220-9, doi:10.15575/jtk.v5i2.9703.