Prayogi S, Verawati NNSP. The Effectiveness of E-Learning Usage in Classroom Teaching to Promote Critical Thinking Ability. Int. J. Recent Contrib. Eng. Sci. IT [Internet]. 2020 Dec. 18 [cited 2024 Apr. 25];8(4):pp. 61-68. Available from: https://online-journals.org/index.php/i-jes/article/view/18023