- American Chemical Society
- American Physical Society
- American Institute of Physics
- NIST Online Databases
- Comp Chem Benchmark Database
- NIST Periodic Table
- EMSL Gaussian Basis Order Form
- Conversion of Units
- Crystal Lattice Structures
- Stuttgart RECPs
- CREN RECPs
- Google Scholar
- Gaussian 03
- Isi Web of Knowledge
- Numerical Recipes
- Gnuplot