@inproceedings{  
   author = {S. Javanmardi, C. Loes, P. Baldi},
   title = {User Contribution and Trust in Wikipedia.},
   booktitle = {Proceedings of the 5th International Conference on Collaborative Computing: Networking, Applications and Worksharing},
   editor = {},
   series = {},
   address = {Washinton D.C.},
   publisher = {},
   volume = {},   
   pages = {},
   note = {},
   abstract = {},
   keywords = {},
   year = {2009}
}