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Nitsche, C.I.; Buntrock, R.E.: SciFinder 2.0 : preserving the partnership between chemist and information professional (1996)
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Swigon, M.: Information limits : definition, typology and types (2011)
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Hume, C.: Internet search engines and robots : what they are and how to use them (2000)
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Bell, S.S.: Net search strategies (1997)
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Cox, R.W.: Subject bibliographies : help or hindrance to comprehensive literature searching? (1992)
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