Tarasowa D, Khalili A, Auer S. CrowdLearn: Crowd-sourcing the Creation of Highly-structured E-Learning Content. Int. J. Eng. Ped. [Internet]. 2015 Oct. 21 [cited 2024 Nov. 22];5(4):pp. 47-54. Available from: https://online-journals.org/index.php/i-jep/article/view/4951