Collection
Springer eBooks 2005-
3,157
Springer Book Archives -2004
2,988
IEEE Conference Proceedings
374
O'Reilly
255
Directory of Open Access Books
210
MIT Press eBook Archive
30
Cambridge Books Online
25
OAPEN
19
Making of Modern Law / Legal Treatises
16
DeGruyter MPG Collection
7
Elsevier ScienceDirect eBooks
6
Wiley Online Books
6
IEEE Standards
3
Oxford University Press
3
SPIE Conference Proceedings
2
ACS Symposium Series
1
Elsevier eBook collection Mathematics
1
JSTOR Open Access Books
1
Karger eBooks Collection 1997-2013
1