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Vinkler, P.: ¬A quasi-quantitative citation model (1987)
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Peritz, B.C.: Citation characteristics in library science : some further results from a bibliometric survey (1981)
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Peritz, B.C.: ¬A classification of citation roles for the social sciences and related fields (1983)
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McCain, K.W.: Co-cited author mapping as a valid representation of intellectual structure (1986)
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Schulz-DuBois, E.O.: Arbeiten deutscher Wissenschaftler, die weltweit am häufigsten zitiert wurden (1984)
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Small, H.; Sweeney, E.: Clustering the Science Citation Index using co-citations (1985)
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Cozzens, S.E.: What do citations count? : the rhetoric-first model (1989)
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