?url_ver=Z39.88-2004&rft_id=doi%3A10.1145%2F1644893.1644930&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=Haewoon&rft.aulast=Kwak&rft.au=Kwak%2C+Haewoon&rft.isbn=978-1-60558-771-4&rft.btitle=Proceedings+of+the+9th+ACM+SIGCOMM+conference+on+Internet+measurement+conference+-+IMC+'09&rft.title=Mining+communities+in+networks&rft.date=2009&rft.genre=bookitem