Eigenfactors as an Option to ISI Impact Factors

[#1]

Here are some references on ISI Impact Factors and the Eigenfactor alternatyive:

http://www.scimagojr.com/news.php?id=41

http://en.wikipedia.org/wiki/Impact_factor

http://sspnet.org/News/Impact_Factor_Joined_by_Eigenfac/news.aspx