?url_ver=Z39.88-2004&rft_id=10.1007%2F978-3-540-68265-3_2&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=Lorenzo&rft.aulast=Bettini&rft.au=Bettini%2C+Lorenzo&rft.btitle=Coordination+Models+and+Languages+(COORDINATION+2008)&rft.title=Implementing+Session+Centered+Calculi&rft.date=2008&rft.isbn=978-3-540-68264-6&rft.genre=bookitem