|| E. Katz, “The two-step flow of communication: An up-to-date report on a hypothesis”, Public opinion quarterly, vol. 21, no. 1, pp. 61-78, 1957.|
 F. Bodendorf, and C. Kaiser. “Detecting Opinion Leaders and Trends in Online Social Networks”, Proceedings of the 2nd ACM workshop on Social web search and mining, pp. 65-68, 2009.
 Y. Cho, J. Hwang, and D. Lee. “Identification of Effective Opinion Leaders in the Diffusion of Technological Innovation: A Social Network Approach”, Technological Forecasting and Social Change, vol. 79, no.1, pp. 97-106, 2012.
 J. Duan, J. Zeng, and B. Luo. “Identification of Opinion Leaders Based on User Clustering and Sentiment Analysis”, Proceedings of the 2014 IEEE/WIC/ACM International Joint Conferences on Web Intelligence (WI) and Intelligent Agent Technologies (IAT), pp. 377-383, 2014.
 F. Li, and T. Du, “Who is Talking? an Ontology-Based Opinion Leader Identification Framework for Word-of-Mouth Marketing in Online Social Blogs”, Decision Support Systems, vol. 51, no. 1, pp. 190-197, 2011.
 Y. Li, S. Ma, Y. Zhang, R. Huang, “An Improved Mix Framework for Opinion Leader Identification in Online Learning Communities”, Knowledge-Based Systems, vol. 43, pp. 43-51, 2013.
 Q. Miao, S. Zhang, Y. Meng, and H. Yu, “Domain-Sensitive Opinion Leader Mining from Online Review Communities”, Proceedings of the 22nd international conference on World Wide Web companion, pp. 187-188, 2013.
 K. Song, D. Wang, S. Feng, and G. Yu, “Detecting Opinion Leader Dynamically in Chinese News Comments”, Web-Age Information Management.Springer, pp. 197-209, 2012.
 X. Yu, X. Wei, and X. Lin. “Algorithms of BBS Opinion Leader Mining Based on Sentiment Analysis”, Web Information Systems and Mining.Springer, pp. 360-369, 2010.
 H. Zhou, D. Zeng, and C. Zhang. “Finding Leaders from Opinion Networks”, Intelligence and Security Informatics, 2009. ISI′09., pp. 266-268, 2009.
 Z. Zhai, H. Xu, and P. Jia. “Identifying Opinion Leaders in BBS”, IEEE/WIC/ACM International Conference on Web Intelligence and Intelligent Agent Technology, 2008. WI-IAT′08., vol. 3, pp.398-401, 2008.
 B. Liu, and L. Zhang. “A Survey of Opinion Mining and Sentiment Analysis”, Mining Text Data, pp. 415-463, 2012.
 B. Liu, M. Hu, and J. Cheng, “Opinion Observer: Analyzing and Comparing Opinions on the Web”, Proceedings of the 14th international conference on World Wide Web, pp. 342-351, 2005.
 L. Ku, H. Ho, and H. Chen, “Opinion Mining and Relationship Discovery using CopeOpi Opinion Analysis System”, Journal of the American Society for Information Science and Technology, vol. 60, no. 7, pp. 1486-14503, 2009.
 Princeton University “About WordNet.” WordNet. Princeton University. 2010. http://wordnet.princeton.edu.
 General Inquire. http://www.wjh.harvard.edu/~inquirer/.
 HowNet. http://www.keenage.com/html/e_index.html.
 L. Ku, and H. Chen, “Mining Opinions from the Web: Beyond Relevance Retrieval”, Journal of the American Society for Information Science and Technology, vol. 58, no. 12, pp. 1838-1850, 2007.
 Newman,M. E. J. (2006). "Modularity and community structure in networks". Proceedings of the National Academy of Sciences of the United States of America. 103 (23):8577–8582., 2006.
 Z. Feng, X. Xu, N. Yuruk, and T. Schweiger, “A novel similarity-based modularity function for graph partitioning”, In Proceedings of the 9th International Conference on Data Warehousing and Knowledge Discovery (DaWaK’07), pp. 385–396, 2007.
 Y. Chen, W. Zhu, W. Peng, W. Lee, and S. Lee. “CIM: community-based influence maximization in social networks”, ACM Transactions on Intelligent Systems and Technology (TIST), vol. 5, no.2, pp. 25, 2014.
 L.Wan, J. Liao, and X. Zhu, “Finding evaluating community structure in social networks”, In Proceedings of the 4th International Conference on Advanced Data Mining and Applications (ADMA’08), pp. 620–627, 2008.
 Mobile01. http://www.mobile01.com
 P. F. Lazarsfeld, The people′s choice: how the voter makes up his mind in a presidential campaign, New York, 1944.
 H. Sharara, L. Getoor, and M. Norton, Active surveying: aprobabilistic approach for identifying key opinion leaders, inProceedings of the Twenty-Second international joint conference on Artificial Intelligence Barcelona, Catalonia, Spain, 2011, pp. 1485-1490.
 E. Rogers, Diffusion of Innovations, 3 ed., New York: Free Press, 1983.