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Stevens, N.D.: ¬The flaw of subject access in the library catalog : an opinion (1984)
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Stevens, N.D.: Evaluating reference books in theory and practice (1986)
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Stevens, N.D.: Public libraries and the Internet / NREN : new challenges, new opportunities (1992)
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Stevens, N.D.: First-hand reflections on the realities of reference service (1995)
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Stevens, N.D.: ¬The importance of the verb in the reference question (1988)
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Zhang, J.; An, L.; Tang, T.; Hong, Y.: Visual health subject directory analysis based on users' traversal activities (2009)
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Leydesdorff, L.; Rafols, I.: Local emergence and global diffusion of research technologies : an exploration of patterns of network formation (2011)
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Gluck , M.: Multimedia exploratory data analysis for geospatial data mining : the case for augmented seriation (2001)
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Koch, C.: Consciousness : confessions of a romantic reductionist (2012)
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Marx, W.; Bornmann, L.; Barth, A.; Leydesdorff, L.: Detecting the historical roots of research fields by reference publication year spectroscopy (RPYS) (2014)
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