http://books.google.com/books?vid=ISBN9780913135174
1438
http://books.google.com/books?vid=ISBN0913135178
32
http://books.google.com/books?vid=ISBN9780600571902
2
http://books.google.com/books?vid=ISBN1931559074
1
CiteRank
CiteRank - project for automatic evaluation of the sources in Wikipedia articles.