?url_ver=Z39.88-2004&rft_id=doi%3A10.1145%2F1568292.1568295&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Nguyen%2C+Cam+Tu&rft.aulast=Nguyen&rft.aufirst=Cam+Tu&rft.issue=3&rft.volume=8&rft.date=August+2009&rft.issn=15300226&rft.atitle=Web+Search+Clustering+and+Labeling+with+Hidden+Topics&rft.title=ACM+Transactions+on+Asian+Language+Information+Processing+(ACM+TALIP)&rft.pages=1-40&rft.genre=article