Jonas-Dwyer, Diana Renee D, Catherine Clark, Anthony Celenza, and Zarrin S Siddiqui. “Evaluating Apps for Learning and Teaching”. International Journal of Emerging Technologies in Learning (iJET) 7, no. 1 (February 29, 2012): pp. 54–57. Accessed December 1, 2022. https://online-journals.org/index.php/i-jet/article/view/1901.