?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Quattrociocchi&rft.aufirst=Walter&rft.au=Quattrociocchi%2C+Walter&rft.date=2010&rft.title=Simulating+opinion+dynamics+in+heterogeneous+communication+systems&rft.genre=proceeding