-
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
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MacRoberts, M.H.; MacRoberts, B.R.: Quantitative measures of communication in science : a study of the formal level (1986)
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- Source
- Social studies of science. 16(1986), S.151-172
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MacRoberts, M.H.; MacRoberts, B.R.: Author motivation for not citing influences : a methodological note (1988)
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- Journal of the American Society for Information Science. 39(1988), S.432-433
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MacRoberts, M.H.; MacRoberts, B.R.: Problems of citation analysis : a study of uncited and seldom-cited influences (2010)
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- Journal of the American Society for Information Science and Technology. 61(2010) no.1, S.1-12
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MacRoberts, M.H.; MacRoberts, B.R.: ¬The mismeasure of science : citation analysis (2018)
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- Journal of the Association for Information Science and Technology. 69(2018) no.3, S.474-482