V. Ribière, M. Haddad, and P. Wiele, The impact of national culture traits on the usage of web 2.0 technologies, VINE, vol.40, issue.3/4, pp.334-361, 2010.
DOI : 10.1145/194313.194320

X. Shen, K. Zhang, and S. Zhao, Understanding information adoption in online review communities: The role of herd factors, 47th Hawaii International Conference on System Science, pp.6-9, 2014.

A. Java, X. Song, T. Finin, and B. Tseng, Why we twitter, Proceedings of the 9th WebKDD and 1st SNA-KDD 2007 workshop on Web mining and social network analysis , WebKDD/SNA-KDD '07, pp.12-15, 2007.
DOI : 10.1145/1348549.1348556

R. D. Peterson, To tweet or not to tweet: Exploring the determinants of early adoption of Twitter by House members in the 111th Congress, The Social Science Journal, vol.49, issue.4, pp.430-438, 2012.
DOI : 10.1016/j.soscij.2012.07.002

T. Wilson, Models in information behaviour research, Journal of Documentation, vol.31, issue.3, pp.249-270, 1999.
DOI : 10.1016/S0306-4573(98)00025-9

Y. Johan, H. Mao, and X. Zeng, Twitter mood predicting the stock market, Journal of Computational Science, vol.3, issue.1, pp.1-8, 2011.

C. Witkemper, C. Lim, and A. Waldburger, Social media and sports marketing: Examining the motivations and constraints of Twitter users, Sport Marketing Quarterly, vol.21, pp.170-183, 2012.

N. Sreenivasan, C. Lee, and D. Goh, Tweeting the friendly skies: Investigating information exchange among Twitter users about airlines. Electronic Library and Information Systems, pp.21-42, 2012.

D. Scanfeld, V. Scanfeld, and E. Larson, Dissemination of health information through social networks: Twitter and antibiotics, American Journal of Infection Control, vol.38, issue.3, pp.182-188, 2010.
DOI : 10.1016/j.ajic.2009.11.004

D. Chung and S. Kim, Blogging activity among cancer patients and their companions: Uses, gratifications, and predictors of outcomes, Journal of the American Society for Information Science and Technology, vol.328, issue.2, pp.297-306, 2008.
DOI : 10.1177/107769909407100109

M. Cheung, C. Lou, C. Sia, and H. Chen, Credibility of Electronic Word-of-Mouth: Informational and Normative Determinants of On-line Consumer Recommendations, International Journal of Electronic Commerce, vol.13, issue.4, pp.9-38, 2009.
DOI : 10.2753/JEC1086-4415130402

Z. Liu, L. Liu, and H. Li, Determinants of information retweeting in microblogging, Internet Research, vol.22, issue.4, pp.443-466, 2012.
DOI : 10.1080/00335636809382870

D. Zarrella, Science of retweets Available at: http://cdn2.hubspot.net/hub/53/file- 13207809-pdf/docs/science-of-retweets, 2009.

J. Hersberger, A. Murray, and K. Rioux, Examining information exchange and virtual communities: an emergent framework, Online Information Review, vol.31, issue.2, pp.135-147, 2007.
DOI : 10.1146/annurev.soc.22.1.213

S. Virkus, Use of Web 2.0 technologies in LIS education: Experiences at Tallinn University , Estonia. Program: Electronic Library and Information Systems, pp.262-274, 2008.

C. Matschke, J. Moskaliuk, F. Bokhorst, T. Schummer, and U. Cress, Motivational factors of information exchange in social information spaces, Computers in Human Behavior, vol.36, pp.549-558, 2014.
DOI : 10.1016/j.chb.2014.04.044

N. Belkin, INFORMATION CONCEPTS FOR INFORMATION SCIENCE, Journal of Documentation, vol.28, issue.1, pp.55-85, 1978.
DOI : 10.1007/978-94-011-7759-7_8

M. Buckland, Information as thing, Journal of the American Society for Information Science, vol.42, issue.5, pp.351-360, 1991.
DOI : 10.1002/(SICI)1097-4571(199106)42:5<351::AID-ASI5>3.0.CO;2-3

B. Dervin, Useful theory for librarianship: Communication not information, Drexel Library Quarterly, vol.13, issue.3, pp.16-32, 1977.

S. Kim, Factors affecting the use of social software: TAM perspectives. The Electronic Library, pp.690-706, 2012.

A. Smock, N. Ellison, C. Lampe, and D. Wohn, Facebook as a toolkit: A uses and gratification approach to unbundling feature use, Computers in Human Behaviors, pp.2322-2329, 2011.
DOI : 10.1016/j.chb.2011.07.011

A. Holton, K. Baek, M. Coddington, and C. Yaschur, Seeking and Sharing: Motivations for Linking on Twitter, Communication Research Reports, vol.6, issue.1, pp.33-40, 2014.
DOI : 10.1080/14616700903407429

J. Earp, M. Ott, and F. Pozzi, Facilitating educators??? knowledge sharing with dedicated Information Systems, Computers in Human Behavior, vol.29, issue.2, pp.445-455, 2013.
DOI : 10.1016/j.chb.2012.05.009

I. Mir and K. Rehman, Factors affecting consumer attitudes and intentions toward usergenerated product content on YouTube. Management and Marketing Challenges for Knowledge Society, pp.637-654, 2013.

B. Jansen, M. Zhang, K. Sobel, and A. Chowdury, Twitter power: Tweets as electronic word of mouth, Journal of the American Society for Information Science and Technology, vol.54, issue.8, pp.1-20, 2009.
DOI : 10.1017/S0021849904040371

J. Zhang, Y. Qu, J. Cody, and Y. Wu, A case study of microblogging in the enterprise: Use, value, and related issues, CHI '10 Proceedings of the 28th International Conference of Human Factors in Computing Systems, 2011.

D. Romero, B. Meeder, and J. Kleinberg, Differences in the mechanics of information diffusion across topics, Proceedings of the 20th international conference on World wide web, WWW '11, pp.695-704, 2011.
DOI : 10.1145/1963405.1963503

C. Remy, N. Pervin, F. Toriumi, and H. Takeda, Information Diffusion on Twitter: Everyone Has Its Chance, But All Chances Are Not Equal, 2013 International Conference on Signal-Image Technology & Internet-Based Systems, pp.2-5, 2013.
DOI : 10.1109/SITIS.2013.84

B. Suh, L. Hong, P. Pirolli, and E. Chi, Want to be Retweeted? Large Scale Analytics on Factors Impacting Retweet in Twitter Network, 2010 IEEE Second International Conference on Social Computing, pp.177-184, 2010.
DOI : 10.1109/SocialCom.2010.33

E. Bakshy, J. Hofman, W. Mason, and D. Watts, Everyone's an influencer, Proceedings of the fourth ACM international conference on Web search and data mining, WSDM '11, pp.9-12, 2011.
DOI : 10.1145/1935826.1935845

U. Cress, Mass collaboration ? an emerging field for CSCL research To see the world and a grain of sand: Learning across levels of space and scale, CSCL 2013 Proceedings International Society of the Learning Sciences, pp.557-563, 2013.

C. Hovland, I. Janis, and H. Kelley, Communication change and persuasion: Psychological studies of opinion change, 1953.

M. Deutsch and H. Gerard, A study of normative and informational social influences upon individual judgment., The Journal of Abnormal and Social Psychology, vol.51, issue.3, pp.629-636, 1955.
DOI : 10.1037/h0046408

R. Petty and J. Cacioppo, Communication and persuasion: Central and peripheral routes to attitude change. Spring-Verlag, 1986.
DOI : 10.1007/978-1-4612-4964-1

S. Chaiken, Heuristic versus systematic information processing and the use of source versus message cues in persuasion., Journal of Personality and Social Psychology, vol.39, issue.5, pp.752-766, 1980.
DOI : 10.1037/0022-3514.39.5.752

J. Doyle, L. Heslop, A. Ramirez, and D. Cray, Trust intentions in readers of blogs, Management Research Review, vol.35, issue.9, pp.837-856, 2012.
DOI : 10.1108/01409171011050181

S. Bongwon, H. Lichan, P. Peter, and E. Chi, Want to be retweeted? Large scale analytics on factors impacting retweet in Twitter network, Proceedings of the 2010 IEEE International Conference on Privacy, Security, Risks and Trust, pp.177-184, 2010.

J. Burgoon, J. Bonito, B. Bengtsson, C. Cederberg, M. Lundeberg et al., Interactivity in human???computer interaction: a study of credibility, understanding, and influence, Computers in Human Behavior, vol.16, issue.6, pp.553-574, 2000.
DOI : 10.1016/S0747-5632(00)00029-7

W. Chen and R. Hirschheim, A paradigmatic and methodological examination of information systems research from 1991 to 2001, Information Systems Journal, vol.9, issue.3, pp.197-235, 1991.
DOI : 10.1016/S0378-7206(00)00054-9

J. Nahapiet and S. Ghoshal, Social capital, intellectual capital and the organization advantage, Academy of Management Review, vol.23, issue.2, pp.242-266, 1998.

W. Tsai and S. Ghoshal, SOCIAL CAPITAL AND VALUE CREATION: THE ROLE OF INTRAFIRM NETWORKS., Academy of Management Journal, vol.41, issue.4, pp.464-476, 1998.
DOI : 10.2307/257085

C. Steinfield, N. B. Ellison, and C. Lampe, Social capital, self-esteem, and use of online social network sites: A longitudinal analysis, Journal of Applied Developmental Psychology, vol.29, issue.6, pp.434-445, 2008.
DOI : 10.1016/j.appdev.2008.07.002

N. Lin, Building a network theory of social capital, Connections, vol.22, issue.1, pp.28-51, 1999.

S. Dike and K. Singh, Applications of Social Capital in Educational Literature: A Critical Synthesis, Review of Educational Research, vol.72, issue.1, pp.31-69, 2002.
DOI : 10.3102/00346543072001031

R. Mayer, J. Davis, and F. Schoorman, An integrative model of organizational trust, Academy of Management Review, vol.20, issue.3, pp.709-734, 1995.

D. Mcknight, V. Choudhury, and C. Kacmar, Developing and Validating Trust Measures for e-Commerce: An Integrative Typology, Information Systems Research, vol.13, issue.3, pp.334-359, 2002.
DOI : 10.1287/isre.13.3.334.81

C. N. Wathen and J. Burkell, Believe it or not: Factors influencing credibility on the Web, Journal of the American Society for Information Science and Technology, vol.283, issue.2, pp.134-144, 2002.
DOI : 10.1001/jama.283.12.1600
URL : http://www.communicationcache.com/uploads/1/0/8/8/10887248/believe_it_or_not-_factors_influencing_credibility_on_the_web.pdf

S. J. Sin and K. Kim, International students' everyday life information seeking: The informational value of social networking sites, Library & Information Science Research, vol.35, issue.2, pp.107-116, 2013.
DOI : 10.1016/j.lisr.2012.11.006

J. Fulk, J. Schmitz, and C. W. Steinfield, A Social Influence Model of Technology use, Organizations and communication technology, pp.117-140, 1990.
DOI : 10.4135/9781483325385.n6

N. F. Awad and A. Ragowsky, Establishing Trust in Electronic Commerce Through Online Word of Mouth: An Examination Across Genders, Journal of Management Information Systems, vol.24, issue.4, pp.101-121, 2008.
DOI : 10.2753/MIS0742-1222240404

E. Katungi, S. Edmeades, and M. Smale, Gender, social capital and information exchange in rural Uganda, Journal of International Development, vol.1, issue.1, pp.35-52, 2008.
DOI : 10.1017/CBO9780511810176

C. Liu, Gender differences in the determinants of sharing information via mobile phones, Journal of International Technology and Information Management, vol.19, issue.4, pp.61-75, 2010.

U. Pfeil, R. Arjan, and P. Zaphiris, Age differences in online social networking ??? A study of user profiles and the social capital divide among teenagers and older users in MySpace, Computers in Human Behavior, vol.25, issue.3, pp.643-654, 2009.
DOI : 10.1016/j.chb.2008.08.015

S. Valenzuela, N. Park, and K. Kee, Is There Social Capital in a Social Network Site?: Facebook Use and College Students' Life Satisfaction, Trust, and Participation, Journal of Computer-Mediated Communication, vol.11, issue.1, pp.875-901, 2009.
DOI : 10.1093/acprof:oso/9780195183177.001.0001

F. Salem, R. Mourtada, and S. Al-shaer, Citizen engagement and public services in the Arab world: The potential of social media, Arab Social Media Report, pp.1-54, 2014.

S. G. Mazman and Y. K. Usluel, Gender differences in using social networks, Turkish Online Journal of Educational Technology, vol.10, issue.2, pp.133-139, 2011.

K. Lin and H. Lu, Why people use social networking sites: An empirical study integrating network externalities and motivation theory, Computers in Human Behavior, vol.27, issue.3, pp.1152-1161, 2011.
DOI : 10.1016/j.chb.2010.12.009

M. Easterby-smith, K. Golden-biddle, and K. Locke, Working With Pluralism, Organizational Research Methods, vol.47, issue.4, pp.419-429, 2008.
DOI : 10.1037/0021-9010.88.1.3
URL : http://eprints.lancs.ac.uk/45140/1/10.pdf

D. Bosman, C. Boshoff, and G. Rooyen, The review credibility of electronic word-ofmouth communication on e-commerce platforms, Management Dynamics, vol.22, issue.3, pp.29-44, 2013.

K. Kabe, Twenty five influenced tweets in the general political issue, 2015.

A. Head and M. Eisenberg, How college students use the Web to conduct everyday life research, First Monday, vol.16, issue.4, 2011.
DOI : 10.5210/fm.v16i4.3484

M. D. Gall, J. P. Gall, and W. R. Borg, Educational research: An introduction, 2007.

T. Zhou, H. Li, and Y. Liu, The effect of flow experience on mobile SNS users' loyalty. Industrial Management and Data Systems, pp.930-946, 2010.

S. W. Sussman and W. S. Siegal, Informational Influence in Organizations: An Integrated Approach to Knowledge Adoption, Information Systems Research, vol.14, issue.1, pp.47-65, 2003.
DOI : 10.1287/isre.14.1.47.14767

C. Cheung and D. Thadani, The impact of electronic word-of-mouth communication: A literature analysis and integrative model, Decision Support Systems, vol.54, issue.1, pp.461-470, 2012.
DOI : 10.1016/j.dss.2012.06.008

D. Shin, What people do with digital multimedia broadcasting? Path analysis of structural equation modelling, International Journal of Mobile Communications, vol.6, issue.2, pp.258-275, 2008.
DOI : 10.1504/IJMC.2008.016580

K. H. Kim and H. Yun, for Us: Relational Dialectics in a Korean Social Network Site, Journal of Computer-Mediated Communication, vol.23, issue.1, pp.298-319, 2007.
DOI : 10.1177/009365096023001001