Collection
Springer eBooks 2005-
1,378
Springer Book Archives -2004
745
Directory of Open Access Books
216
ACS Symposium Series
99
Landolt-Börnstein
70
ACS Advances in Chemistry
35
O'Reilly
19
Cambridge Books Online
17
Elsevier ScienceDirect eBooks
9
Lecture Notes in Physics
8
Oxford University Press
7
DeGruyter MPG Collection
2
Wiley Online Books
2
Edward Elgar eBook Archive
1
Henry Stewart Talks
1
JSTOR Open Access Books
1
Lecture Notes in Mathematics
1
MIT Press eBook Archive
1
OAPEN
1