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technology, research collaborations can be established much more easily. As a result, the number of coauthors listed on scientific articles has been increasing over the years. The first impression is that greater collaboration leads to higher impact (Leimu

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Introduction In the lead article of this topical issue entitled “Impact Factor: Outdated artefact or stepping-stone of journal certification?” Jerome K. Vanclay focuses primarily on data errors in the database of Thomson

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received) and a suitable measure or proxy for quality (say, impact, defined as the ratio of citations to publications, i.e., i = C/P ). The neologism, quasity, needs some explanation. Table 1 shows analogies from classical mechanics, electrical

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constitute an explicit and natural tool for comparing universities. Here the dominance relations are based both on the articles published by the universities and their impact (with different measures of it). The first (and recently rediscovered

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wider range of facilities and resources and therefore contributes to higher impact of research output. The apparent conclusion, that ISC is particularly advantageous for less advanced countries, but also beneficial for highly industrialised

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disposal, Environmental Geology, PMF Zagreb 2009 Treweek J. Ecology and environmental impact assessment, Journal of Applied

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into the Integrated Impact Indicator ( I 3). 1 The difference between I 3 and EEE is that I 3 takes the shapes of the distribution into account and allows for non-parametric significance tests, whereas Prathap's systems view ignores this shape

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Introduction The widely used Journal Impact Factors (JIFs) are indicators of intellectual impact based upon the average number of citations to the recently published articles of any given journal. More precisely, the JIF of a

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Orvosi Hetilap
Authors: Tünde Gracza and Istvánné Somoskövi

Delayed impact. Nat. Cell. Biol., 2005, 7, 925. Egloff, B.: Some remarks on ‘Impact Factor’. Psych. Rundsch., 2006, 57 , 116–118. Egloff B

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international levels (Hotez et al. 2009 ; WHO 2011 ). This group of diseases include conditions such as bovine tuberculosis, brucellosis and cysticercosis (WHO 2011 ). The neglect of these diseases is reflected by the fact that their impact on global

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