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@article{TUW-247592,
    author = {Tannebaum, Wolfgang and Rauber, Andreas},
    title = {Learning Keyword Phrases from Query Logs of USPTO Patent Examiners for Automatic Query Scope Limitation in Patent searching},
    journal = {World Patent Information},
    year = {2015},
    volume = {41},
    pages = {15--22},
    doi = {10.1016/j.wpi.2015.02.005},
    keywords = {Patent searching; Query term expansion; Lexical resources}
}