2Andreas M. Kaplan,Michael Haenlein.Users of the world, unite! The challenges and opportunities of Social Media[J]. Business Horizons . 2009 (1)
3Yuping Liu and L. J. Shmm. What Is Interactivity and Is It Always Such a Good Thing? Implications of Definition,Person,and Situation for the Influence of Interaetivity on Advertising Effectiveness[J].Jaurnal of Advertising,2002,31 (4):53-64.