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  • × author_ss:"Liu, Z."
  • × author_ss:"Jansen, B.J."
  1. Jansen, B.J.; Liu, Z.; Simon, Z.: ¬The effect of ad rank on the performance of keyword advertising campaigns (2013) 0.00
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    Source
    Journal of the American Society for Information Science and Technology. 64(2013) no.10, S.2115-2132
  2. Liu, Z.; Jansen, B.J.: ASK: A taxonomy of accuracy, social, and knowledge information seeking posts in social question and answering (2017) 0.00
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    Source
    Journal of the Association for Information Science and Technology. 68(2017) no.2, S.333-347

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