M. Vukovic, S. Kumara, and O. Greenshpan, Ubiquitous crowdsourcing, Proceedings of the 12th ACM international conference adjunct papers on Ubiquitous computing, Ubicomp '10, 2010.
DOI : 10.1145/1864431.1864504

R. Moss, K. , and S. S. Litow, Informed and interconnected : A manifesto for smarter cities, 2009.

. Tranzmate, Moovit real-time public transit app, 2011.

F. Michael, J. A. Goodchild, and . Glennon, Crowdsourcing geographic information for disaster response: a research frontier, International Journal of Digital Earth, vol.3, pp.231-241, 2012.

M. Suvanto, Privacy in peer-to-peer networks, HUT T-110.551 Seminar on Internetworking, 2005.

T. Mario, D. Schlosser-sepandar, H. Kamvar, and . Garcia-molina, The eigentrust algorithm for reputation management in p2p networks, 2003.

C. R. , D. Christin, and M. Hollick, usafe: A privacy-aware and participative mobile application for citizen safety in urban environments, Pervasive and Mobile Computing, 2012.

F. Sap and . Probst, projet digital cities : Cityobserver. http://www.sap.com/corporate-en/innovation/ next-business-and-technology/index.epx, 2013.

J. Kth and . Boye, projet digital cities : Crowdsourcedcityannotator, 2013.

C. Heipke, Crowdsourcing geospatial data, ISPRS Journal of Photogrammetry and Remote Sensing, vol.65, issue.6, pp.550-557, 2010.
DOI : 10.1016/j.isprsjprs.2010.06.005

M. Masli, Geowikis combine user-contributed content with map-basedinteractive web applications, pp.90-93, 2011.

S. C. , A. Bozzon, M. Brambilla, and A. Mauri, Extending search to crowds: A model-driven approach, Search Computing, vol.3, pp.207-220, 2012.

E. Toch, Crowdsourcing privacy preferences in context-aware applications. Personal and Ubiquitous Computing, 2012.

R. Valiiyur-ramalingam, K. Benouaret, and F. Charoy, Crowdsc: Building smart cities with large scale citizen participation, 2013.

H. P. , F. Skopik, D. Schall, M. Treiber, and S. Dustdar, Towards social crowd environments using service-oriented architectures, Information Technology, vol.53, pp.108-115, 2011.

S. Cai, P. Korshunov, and T. Ebrahimi, Crowdsourcing approach for evaluation of privacy filters in video surveillance, 2012.

R. Lav, T. J. Varshney, and . Watson, Privacy and reliability in crowdsourcing service delivery, IEEE, Service Research and Innovation Institute Global Conference, 2012.

A. Mondal and M. Kitsuregawa, Privacy, Security and Trust in P2P environments: A Perspective, 17th International Conference on Database and Expert Systems Applications (DEXA'06)
DOI : 10.1109/DEXA.2006.116

A. K. , T. Isdal, M. Piatek, and T. Anderson, Privacy-preserving p2p data sharing with oneswarm
DOI : 10.1145/1851182.1851198
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.175.7066