Physics

Journals

• de.arXiv.org e-Print archive mirror
• Physical Review Letters
• Europhysics Letters
• JETP Letters
• Physical Review A B C D E
• Journal of Physics A-D, G, European Journal of Physics, etc.
• New Journal of Physics
• ISI Web of Knowledge
• Science
• Nature ( search )
• Elektronische Zeitschriftenbibliothek

Math

• Abramowitz and Stegun, Handbook of mathematical functions
• Numerical Recipes
• The On-Line Encyclopedia of Integer Sequences