Collection
Springer eBooks 2005-
296
Springer Book Archives -2004
241
Cambridge Books Online
113
Elsevier eBook collection Mathematics
93
O'Reilly
21
DeGruyter MPG Collection
16
Oxford University Press
9
Duncker & Humblot Wirtschaftswissenschaften 1996-2005
1
Elsevier ScienceDirect eBooks
1
JSTOR Open Access Books
1