-
Braam, R.R.; Moed, H.F.; Raan, F.J. van: Mapping of science by combined co-citation and word analysis : T.1: Structural aspects - T.2: Dynamical Aspects (1991)
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Bradshaw, S.; Hammond, K.: Using citations in facilitate precise indexing and automatic index creation in collections of research papers (2001)
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- Knowledge-based systems. 14(2001) nos.1/2, S.20-35
-
Mendez, A.: Some considerations on the retrieval of literature based on citations (1978)
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- Information scientist. 12(1978), S.67-71
-
Small, H.; Sweeney, E.: Clustering the Science Citation Index using co-citations (1985)
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- Scientometrics. 7(1985), S.391-409
-
Small, H.: Co-citation context analysis and the structure of paradigms (1980)
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- Journal of documentation. 36(1980), S.183-196
-
Garfield, E.: Is citation analysis a legitime evaluation tool? (1979)
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- Scientometrics. 1(1979), S.359-375
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Williams, R.M.: ISI search network research front specialties (1983)
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- S.170-172
-
Vinkler, P.: ¬A quasi-quantitative citation model (1987)
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- Scientometrics. 12(1987) nos.1-2, S.47-72
-
Cozzens, S.E.: What do citations count? : the rhetoric-first model (1989)
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- Scientometrics. 15(1989), S.437-447
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Huber, C.: Web of science (1999)
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- Library journal. 124(1999) no.2, S.132
-
Peritz, B.C.: Citation characteristics in library science : some further results from a bibliometric survey (1981)
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- Library research. 3(1981), S.47-65
-
Garfield, E.: Citation indexes for science : a new dimension in documentation through association of ideas (1955)
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- Science. 122(1955), S.108-111
-
Kessler, M.M.: Bibliographic coupling between scientific papers (1963)
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- American documentation. 14(1963), S.10-25
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Malin, M.V.: ¬The Science Citation Index : a new concept in indexing (1968)
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- Library trends. 16(1968), S.374-387
-
Chubin, D.E.; Moitra, S.D.: Content analysis of references : adjunct or alternative to citation counting? (1975)
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- Social studies of science. 5(1975), S.423-441
-
Moravcsik, M.J.; Murugesan, P.: Some results on the function and quality of citations (1975)
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- Social studies of science. 5(1975), S.86-92
-
Trivison, D.: Term co-occurrence in cited/citing journal articles as a measure of document similarity (1987)
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- Information processing and management. 23(1987), S.183-194
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Adair, W.C.: Citation indexes for scientific literature (1955)
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- Journal of documentation. 11(1955), S.30-32
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Moed, H.F.; Vriens, M.: Possible inaccuracies occuring in citation analysis (1989)
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- Journal of information science. 15(1989), S.95-107
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MacRoberts, M.H.; MacRoberts, B.R.: Problems of citation analysis : a critical review (1989)
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- Journal of the American Society for Information Science. 40(1989), S.342-349