References:

- www.modes-project.eu

- Annetta, A. L., M. Cook, et al. (2007). "Video games: A Vehicle for Problem-Based Learning" e-JIST 10(1)

- de Freitas, S. (2006). "Using games and simulations for supporting learning" Learning Media and Technology Special Issue on Gaming, 31(4): 343-358

- (Ko, 2010) Ko, Edmund: Can Teamwork Skills be Taught and Assessed? Online: http://celt.ust.hk/seminar/edmundko/20100331_EdmundKo.pdf [Jan 31, 2011], 2010