Collection
Springer eBooks 2005-
744
Springer Book Archives -2004
230
Cambridge Books Online
80
O'Reilly
77
Directory of Open Access Books
44
Elsevier eBook collection Mathematics
41
DeGruyter MPG Collection
16
Springer Lecture Notes Archiv 1964-1996
8
Henry Stewart Talks
4
Edward Elgar eBook Archive
2
Emerald Business, Management and Economics eBook Collection Archive
2
MIT Press eBook Archive
2
Oxford University Press
2
ACS Symposium Series
1
Edward Elgar eBooks Collection Business & Economics
1
Elsevier ScienceDirect eBooks
1
OAPEN
1