I just found a few interesting papers, one on coupled cluster theory and one on orbital localization. I think they are pretty interesting and worth a read.
External coupled-cluster perturbation theory: Description and application to weakly interaction dimers. Corrections to the random phase approximation
J. Chem. Phys. 134, 184108 (2011)
http://link.aip.org/link/doi/10.1063/1.3570573
J. Chem. Phys. 134, 184108 (2011)
http://link.aip.org/link/doi/10.1063/1.3570573
Local orbitals by minimizing powers of the orbital variance
J. Chem. Phys. 134, 194104 (2011)
http://link.aip.org/link/doi/10.1063/1.3590361
J. Chem. Phys. 134, 194104 (2011)
http://link.aip.org/link/doi/10.1063/1.3590361