Linear Scaling Electronic Structure Methods
Lecture notes from a 2002 conference sponsored by the Institute for Pure and Applied Mathematics at the University of California, Los Angeles.
Sicklist Database
List of molecules for which various quantum chemistry methods give poor agreement with experimental results. Also recommends alternative computational methods that give better results.
Relativistic Theory of Atoms and Molecules
Searchable database of journal articles focusing largely (but not exclusively) on relativistic ab initio quantum chemical calculations.