Lim G, Lee D, Suh S- bum. Cloud-Based Content Synchronization Method for Collaborative Learning Environment. Int. J. Adv. Corp. Learn. [Internet]. 2015 Mar. 9 [cited 2024 Apr. 19];8(1):pp. 24-30. Available from: https://online-journals.org/index.php/i-jac/article/view/4410