Collection
Springer Book Archives -2004
7,956
Springer eBooks 2005-
6,329
O'Reilly
5,648
Directory of Open Access Books
3,670
Eighteenth Century Collections Online / ECCO
1,050
Springer Lecture Notes Archiv 1964-1996
220
Standards and Norms (DIN Media)
212
OAPEN
202
Wiley Online Books
100
ACS Symposium Series
69
National Center for Biotechnology Information
62
Cambridge Books Online
51
Elsevier ScienceDirect eBooks
42
MIT Press eBook Archive
18
DeGruyter MPG Collection
16
Oxford University Press
12
Elsevier eBook collection Mathematics
7
Emerald Business, Management and Economics eBook Collection Archive
7
JSTOR Open Access Books
7
ACS Advances in Chemistry
3
Oxford Handbook Online
3
RSC eBook Collection 1968-2009
2
Springer Protocols Archive 1981-2004
2
Bundesanzeiger Vergabeportal
1
Digi20
1
Editoria Italiana Online
1
Mohr Siebeck eBooks
1
Nomos
1