J. Pichler and B. Kaufmann, The Next Big Thing ? Making Europe Ready for the Citizens' Initiative, 2011.

D. Hierlemann and A. Wohlfarth, A revolution in disguise: the European Citizens, Initiative. Spotlight Europe, vol.7, 2010.

S. Smith, A. Macintosh, and J. Millard, Major factors shaping the development of eParticipation. Study and supply of services on the development of eParticipation in the EU, 2008.

I. Susha and Å. Grönlund, eParticipation research: Systematizing the field, Government Information Quarterly, vol.29, issue.3, 2012.
DOI : 10.1016/j.giq.2011.11.005

Å. Grönlund, Connecting eGovernment to Real Government - The Failure of the UN eParticipation Index, Lecture Notes in Computer Science, vol.6846, pp.26-37, 2011.
DOI : 10.1007/978-3-642-22878-0_3

R. Medaglia, The Challenged Identity of a Field: The State of the Art of eParticipation Research, Information Polity, vol.123, pp.169-181, 2007.

Ø. Saebø and J. Rose, The Shape of eParticipation: Characterizing an Emerging Research Area, Government Information Quarterly, vol.253, pp.400-428, 2008.

E. Panopoulou, E. Tambouris, and K. Tarabanis, eParticipation Good Practice Cases and Diffusion. Study and Supply of Services on the Development of eParticipation in the EU, 2009.

P. Panagiotopoulos and T. Elliman, Online engagement from the grassroots: Reflecting on over a decade of ePetitioning experience in Europe and the UK Empowering Open and Collaborative Governance, pp.79-94, 2012.

W. Meyer, Report on the Activities of the Committee on Petitions, European Parliament, 2011.

J. Åström, Should Democracy Online be Quick, Strong, or Thin?, Communications of the ACM, vol.44, issue.1, 2001.

Ø. Saebø and T. Päivärinta, Models of e-Democracy. Communications of the Association for Information Systems, pp.818-840, 2006.

S. Coleman, S. Coleman, and P. Shane, Making the e-Citizen: A Socio-Technical Approach to Democracy Connecting Democracy ? Online Consultation and the Flow of Communication, pp.379-395, 2012.

Å. Grönlund, ICT Is Not Participation Is Not Democracy ? eParticipation Development Models Revisited, LNCS, vol.35, issue.4, pp.12-23, 2009.
DOI : 10.1109/HICSS.2007.13

J. Yates and W. J. Orlikowski, Genres of Organizational Communication: A Structurational Approach to Studying Communication and Media. The Academy of Management Review, pp.299-326, 1992.

T. Päivärinta and Ø. Saebø, The Genre System Lens on e-Democracy, Scandinavian Journal of Information Systems, vol.20, issue.2, 2008.

M. Johannessen, Genres of Participation in Social Networking Systems: A Study of the 2009 Norwegian Parliamentary Election, LNCS, vol.6229, pp.104-114, 2010.
DOI : 10.1007/978-3-642-15158-3_9

URL : https://hal.archives-ouvertes.fr/hal-01054832

Ø. Saebø, L. S. Flak, and M. K. Sein, Understanding the Dynamics in eParticipation Initiatives: Looking Through the Genre and Stakeholder Lenses, Government Information Quarterly, vol.283, pp.416-425, 2011.

C. Bazerman, Systems o f Genres and the Enactment of Social Intentions, Genre and the New Rhetoric, pp.79-101, 1994.

I. Foundation-euractiv-politech and T. Eu-englund, Deliberative Communication: a Pragmatist Approach, Journal of Curriculum Studies, vol.385, pp.503-520, 2006.

J. Habermas, The Structural Transformation of the Public Sphere: An Inquiry into a Category of Bourgeois Society, 1989.

D. G. Freelon, Analyzing Online Political Discussion Using Three Models of Democratic Communication. New Media & Society, pp.1172-1190, 2010.
DOI : 10.1177/1461444809357927

N. Fraser, Rethinking the Public Sphere: A Contribution to the Critique of Actually Existing Democracy, Social Text, vol.2526, issue.25/26, pp.56-80, 1990.
DOI : 10.2307/466240

Å. Grönlund, M. Hatakka, and A. Ask, Inclusion in the E-Service Society ? Investigating Administrative Literacy Requirements for Using E-Services Electronic Government, EGOV 2007, pp.216-227, 2007.

N. Taewoo, Dual Effects of the Internet on Political Activism: Reinforcing and Mobilizing, Government Information Quarterly, vol.29, issue.10, 2012.

B. Beier, The European Citizens' Initiative in the Context of the European Democratic Deficit The Next Big Thing - Making Europe Ready for the Citizens' Initiative, 2011.

P. Cruickshank and C. Smith, Understanding the "e-Petitioner". Transforming Government: People, Process and Policy, pp.319-329, 2011.
DOI : 10.1108/17506161111173577

R. Anderson, L. Baxter, and K. Cissna, Dialogue: Theorizing Difference in Communication Studies, SAGE, 2004.
DOI : 10.4135/9781483328683

D. Lee, N. Loutas, E. Sanchez-nielsen, E. Mogulkoc, and E. Lacigova, Inform-Consult-Empower: A Three-Tiered Approach to eParticipation, LNCS, vol.6847, pp.121-133, 2011.
DOI : 10.1007/978-3-642-23333-3_11

A. Balthasar, The ECI ? A Trojan Horse for European Democracy? The Next Big Thing -Making Europe Ready for the Citizens' Initiative, 2011.