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Borgman, C.L.: ¬The user's mental model of an information retrieval system : an experiment on a prototype online catalogue (1986)
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- International journal of man-machine studies. 24(1986), S.47-64
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Borgman, C.L.: Why are online catalogs hard to use? : lessons learned from information-retrieval studies (1986)
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- Source
- Journal of the American Society for Information Science. 37(1986), S.387-400