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Shachaf, P.; Oltmann, S.M.; Horowitz, S.M.: Service equality in virtual reference (2008)
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- Journal of the American Society for Information Science and Technology. 59(2008) no.4, S.535-550
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Rosenbaum, H.; Shachaf, P.: ¬A structuration approach to online communities of practice : the case of Q&A communities (2010)
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- Journal of the American Society for Information Science and Technology. 61(2010) no.9, S.1933-1944
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Shachaf, P.: ¬The paradox of expertise : is the Wikipedia Reference Desk as good as your library? (2009)
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- Journal of documentation. 65(2009) no.6, S.977-996