Collection
Springer eBooks 2005-
1,655
Springer Book Archives -2004
700
Directory of Open Access Books
472
DeGruyter MPG Collection
175
Elsevier eBook collection Mathematics
157
Cambridge Books Online
129
O'Reilly
44
Lecture Notes in Mathematics
39
Eighteenth Century Collections Online / ECCO
25
International Monetary Fund
24
ACS Symposium Series
17
Oxford University Press
15
Elsevier ScienceDirect eBooks
9
World Bank E-Library Archive
9
OAPEN
6
ACS Advances in Chemistry
5
Lecture Notes in Physics
3
Netlibrary
3
Emerald Business, Management and Economics eBook Collection Archive
2
wiso-net eBooks
2
JSTOR Books
1
Wiley Online Books
1