 Dubbels, Brock. International Journal of Gaming and Computer-Mediated Simulations IJGCMS. 2009. Web. 18 Aug. 2017. doi:10.4018IJGCMSDubbels, Brock. International Journal of Gaming and Computer-Mediated Simulations IJGCMS, 2009, accessed August 18, 2017, doi:10.4018IJGCMSConstance Steinkuehler, University of Wisconsin-Madison, United StatesYadi Ziaeehezarjeribi, Indiana University, United States 