Sites

Gaussian Basis Set (Popularity: )
http://www.emsl.pnl.gov/forms/basisform.html
Free download of many basis sets in different formats.

Introduction to Relativistic Quantum Chemistry (Popularity: )
http://www.chem.helsinki.fi/Education/RQC
Lecture notes for a course taught at the University of Helsinki.

Simplified Introduction to Ab Initio Basis Sets. Terms and Notation (Popularity: )
http://www.ccl.net/cca/documents/basis-sets/basis.html
An article by Jan K. Labanowski.

Computational Chemistry Comparison and Benchmark Database (Popularity: )
http://srdata.nist.gov/cccbdb/
Compares experimental properties of small gas phase molecules with properties computed using a variety of ab initio methods.

Linear Scaling Electronic Structure Methods (Popularity: )
http://www.ipam.ucla.edu/programs/es2002/
Lecture notes from a 2002 conference sponsored by the Institute for Pure and Applied Mathematics at the University of California, Los Angeles.

Quantum Simulations of Complex Many-Body Systems: Poster Presentations (Popularity: )
http://www.fz-juelich.de/nic-series/volume11/volume11.html
From a 2002 conference sponsored by the John von Neumann Institute of Computing.

Modern Methods and Algorithms of Quantum Chemistry: Proceedings (Second Edition) (Popularity: )
http://www.fz-juelich.de/nic-series/Volume3/Volume3.html
From a 2000 conference sponsored by the John von Neumann Institute for Computing.

Quantum Simulations of Complex Many-Body Systems: Lecture Notes (Popularity: )
http://www.fz-juelich.de/nic-series/volume10/volume10.html
From a 2002 conference sponsored by the John von Neumann Institute for Computing.

Modern Methods and Algorithms of Quantum Chemistry: Poster Presentations (Popularity: )
http://www.fz-juelich.de/nic-series/Volume2/Volume2.html
From a 2000 conference sponsored by the John von Neumann Institute for Computing.