[Oa-italia] Re: [Oa-crui] Articolo: The citation advantage of open access articles

Antonella De Robbio antonella.derobbio a unipd.it
Mar 15 Lug 2008 13:34:52 CEST


ci sono le slide del suo intervento nordico del settembre 2007
http://www.db.dk/nbw2007/files/4a_Michael_Norris.pdf
assieme ad altri interessanti interventi all'evento danese

ciao a

2008/7/14 Paola Gargiulo <paola.gargiulo a caspur.it>:
> E' uscito qualche giorno fa il seguente articolo
>
> - Michael Norris, Charles Oppenheim and Fytton Rowland - "The citation
> advantage of open access articles" pubblicato sull'ultimo fascicolo del "
> Journal of the American Society for Information Science and Technology
> (JASIST) 9 July 2008 - Editore Wiley. La rivista non e' ad accesso aperto,
> ma  accessibile solo ai sottoscrittori della rivista Wiley. Non so se ci
> sia in giro il pre-print ad accesso aperto. Non ho provato a cercarlo ;-)
>
> http://www3.interscience.wiley.com/journal/120748494/abstract
> Segue abstract
>
> Four subjects - ecology, applied mathematics, sociology, and economics -
> were selected to assess whether there is a citation advantage between
> journal articles that have an open-access (OA) version on the Internet
> compared to those articles that are exclusively toll access (TA). Citations
> were counted using the Web of Science, and the OA status of articles was
> determined by searching OAIster, OpenDOAR, Google, and Google Scholar. Of a
> sample of 4,633 articles examined, 2,280 (49%) were OA and had a mean
> citation count of 9.04 whereas the mean for TA articles was 5.76. There
> appears to be a clear citation advantage for those articles that are OA as
> opposed to those that are TA. This advantage, however, varies between
> disciplines, with sociology having the highest citation advantage, but the
> lowest number of OA articles, from the sample taken, and ecology having the
> highest individual citation count for OA articles, but the smallest citation
> advantage. Tests of correlation or association between OA status and a
> number of variables were generally found to weak or inconsistent. The cause
> of this citation advantage has not been determined.
>
> Paola
>
> --
> Paola Gargiulo
> Settore Automazione Biblioteche
> C.A.S.P.U.R
> Via dei Tizii, 6b
> 00185 Roma - ITALY
> Tel. ++39-06-44486-605
> Fax ++39-06-4957083
> p.gargiulo a caspur.it
>
>
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-- 
Antonella De Robbio
CAB Centro di Ateneo per le Biblioteche
Universita' degli Studi di Padova
Via Anghinoni,
35121 PADOVA (ITALY)
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""Coloro che non sanno imparare dalle riunioni
precedenti saranno condannati a ripeterle".
Massima di McKernan (dalle Leggi di Murphy)




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