• http://citeseerx.ist.psu.edu/
• http://www.computer.org/portal/web/csdl (full access via VPN)
• http://portal.acm.org/ (full access via VPN)
• http://ieeexplore.ieee.org/Xplore/dynhome.jsp
• http://academic.research.microsoft.com/
• http://scholar.google.de/
• http://research.google.com/
• http://www.google.com/
• http://www.dblp.org

Tip: The university has purchased the access to a number of journals. If the paper you are searching for is not freely available, you might want to check from within the university network again! The best link to check for availability might be:

• https://bonnus.ulb.uni-bonn.de/

• http://texlipse.sourceforge.net
  Update-Site providing a LaTeX plugin for Eclipse
• http://www.xm1math.net/texmaker/
  Nice standalone LaTeX editor
• http://jabref.sourceforge.net/download.php
  BibTeX Management
• http://www.mendeley.com/
  Managing and sharing Literature

• dsp: I use a combination of Emacs with the AUCTeX and RefTeX mode, but I do not recommend this to students not familiar with Emacs or at least working on Linux.

• http://c2.com/cgi/wiki?FindPage
  The first Wiki. Pages are not very well structured, but you find very knowledgeable people writing here.