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Nahl, D.: Creating user-centered instructions for novice end-users (1999)
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Popham, M.: Text encoding, analysis, and retrieval (1996)
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Hutchinson, T.: Strategies for searching online finding aids : a retrieval experiment (1997)
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Taylor, A.G.: ¬The organization of information (2003)
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Chowdhury, G.G.: ¬The Internet and information retrieval research : a brief review (1999)
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