4Lazarsfeld, Paul F, Bernard Berelson, & Hazel Gaudet, The People's Choice: How the VoterMakes Up His Mind in a Presidential Campaign (New York: Columbia University Press. 1948) 26.
5Kenny K. Chan and Shekhar Misra. "Characteristics of the Opinion Leader:A New Dimension," Journal of Advertising 3 (1990) : 53-60.
6Eric Vernette, "Role and Profile of Opinion Leaders for Internet Diffusion Process, " Decisions Marketing 25(2002):93.
7Barbara Lyons, Kenneth Henderson, "Opinion leadership in a computer-mediated environment, " Journal of Consumer Behaviour 5 (2005) : 319-330.
10Asur S, Huberman BA, Szab6 G, Wang C. Trends in social media: Persistence and decay. In: Adamic LA, Baeza-Yates RA, Counts S, eds. Proc. of the 5th Int'l AAAI Conf. on Weblogs and Social Media. Menlo Park: The AAAI Press, 2011. 434-437.
