Collection
Springer eBooks 2005-
471
Springer Book Archives -2004
390
Cambridge Books Online
47
Oxford University Press
10
DeGruyter MPG Collection
5
Elsevier ScienceDirect eBooks
4
Editoria Italiana Online
3
JSTOR Open Access Books
2
MIT Press eBook Archive
2
O'Reilly
2
ACS Symposium Series
1
Elsevier eBook collection Mathematics
1
Oxford Handbook Online
1
Wiley Online Books
1