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Raan, A.F.J. van: ¬The influence of international collaboration on the impact of research results (1998)
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- Scientometrics. 42(1998) no.3, S.423-428
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Raan, A.F.J. van: Self-citation as an impact-reinforcing mechanism in the science system (2008)
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- Journal of the American Society for Information Science and Technology. 59(2008) no.10, S.1631-1643