?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Ceccarelli&rft.aufirst=Diego&rft.au=Ceccarelli%2C+Diego&rft.isbn=978-1-4503-0528-0+&rft.title=Caching+query-biased+snippets+for+efficient+retrieval&rft.btitle=Proceedings+of+EDBT+%E2%80%9911%3A+14th+International+Conference+on+Extending+Database+Technology&rft.date=2011&rft.genre=bookitem