6Danah Boyd,Scott Golder,Gilad Lotan.Tweet,Tweet,R, etweet:Conversational Aspects of Retweeting on Twitter[A].2010 43rd Hawaii International Conference on System Sciences[C], Hicss, 2010:1 - 10.
7Gabriela Grosseck,Carmen,Holotescu.Can We Use Twitter For Educational Activities?[A].The 4th International Soientific Conference eLSE "eLearning and Software for Education" [C], Bucharest, April 17-18, 2008.