Callaghan, Michael, Niall McShane, Augusto Gómez Eguíluz, and Maggi Savin-Baden. “Extending the Activity Theory Based Model for Serious Games Design in Engineering to Integrate Analytics”. International Journal of Engineering Pedagogy (iJEP) 8, no. 1 (February 28, 2018): pp. 109–126. Accessed May 22, 2022. https://online-journals.org/index.php/i-jep/article/view/8087.