Collection
Springer eBooks 2005-
800
Springer Book Archives -2004
454
Directory of Open Access Books
55
Karger eBooks Collection 1997-2013
35
National Center for Biotechnology Information
10
Eighteenth Century Collections Online / ECCO
7
Henry Stewart Talks
4
ACS Symposium Series
1
Cambridge Books Online
1
DeGruyter MPG Collection
1