Joel Wein Kirill Kourtchikov Yan Cheng Ron Gutierez Roman Khmelichek Matthew Topol Chris Sherman Virtualized games for teaching about distributed systems. 246-250 2009 SIGCSE http://doi.acm.org/10.1145/1508865.1508955 conf/sigcse/2009 db/conf/sigcse/sigcse2009.html#WeinKCGKTS09