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Lorigo, L.; Haridasan, M.; Brynjarsdóttir, H.; Xia, L.; Joachims, T.; Gay, G.; Granka, L.; Pellacini, F.; Pan, B.: Eye tracking and online search : lessons learned and challenges ahead (2008) 0.01

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Marchionini, G.; Xia, L.; Dwiggins, S.: Efforts of search and subject expertise on information seeking in a hypertext environment (1990) 0.01

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