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, JAC 2011 Free-Riding on Power Laws: questioning the validity of the Impact factor as a measure of research quality in organization studies . Organization 18 : 449 – 466 10

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variables, being growing on an exponential basis, are correlated by a power law. The exponent yielded by the power model being less than those yielded for the world science system (see e.g., Katz 2000 ), signifies a lower level of recognition for Iranian

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Clinical versus actuarial judgement . Science 243 : 1668 – 1674 10.1126/science.2648573 . Egghe , L 2005 Power laws in the information production process: Lotkaian informetrics

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law of Lotka . Scientometrics 11 1–2 81 – 97 10.1007/BF02016632 . Egghe , L 2005 Power laws in the information production process: Lotkaian informetrics Emerald

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). Power laws in the information production process: Lotkaian informetrics . Oxford, UK : Elsevier . Fernandez-Cano , A , Torralbo , M , Vallejo , M 2004 Reconsidering Price's model of scientific

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-clay ceramics using long-term power law rehydroxylation kinetics . Proc R Soc A . 2009 ; 465 ( 2108 ): 2407 – 15 . 24. Shoval , S , Panczer , G , Boudeulle , M . Study of the occurrence of

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not demonstrated how well the parameterization works”; “…it is not appropriate to use… more sophisticated methods are needed”; “…one power-law is not sufficient to describe the overall behavior”; “it seems arbitrary to include … and not … in the

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experimental curve with those of master curves tracing different reaction mechanisms of a MA ; b SA ; c MS , and d SS . A n : Avrami - Erofeev equations where n = 1–5; F n : chemical reactions with n = 1–5; R n = power law relations where n = 1

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. Milojevic , S 2010 Power law distributions in information science: Making the case for logarithmic binning . Journal of the American Society for Information Science and Technology 61 12 2415 – 2417 10.1002/asi.21426

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clustering results on VOSviewer are used to compare shared author and shared word relations. As the cluster size distribution in Fig. 4 indicates, cluster size follows a power law distribution. Therefore, small clusters were not chosen for comparing PPAM

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