Rozahi Istambul M, Supriadi H, . . Evaluation of Blended Learning Implementation which is Conditioned to Optimize the Mastery of Student Knowledge and Skills. IJET [Internet]. 2018 Dec. 9 [cited 2024 Dec. 4];7(4.33):195-200. Available from: https://sciencepubco.com/index.php/ijet/article/view/23558