Here you find some electronically available articles
as ps or pdffiles

 O. Forster: The Theorem of GaussBonnet in Complex Analysis.
(ps)
(pdf)
 appeared in: Symposia Gaussiana, Conf. A, Editors Behara/Fritsch/Lintz.
W. de GruyterVerlag 1995, pp. 451  457


O. Forster: Elliptic Curves in Algorithmic Number Theory and Cryptography.
(ps)
(pdf)
 Preliminary version of an appendix to the book
D. Husemoller: Elliptic curves, 2nd edition, SpringerVerlag, to appear 2004
Books by O. Forster
Otto Forster (), 20031206