The Restricted Active Space Followed by Second-order Perturbation Theory Method: Theory and Application to the Study of CuO2 and Cu2O2 systems

Full Citation
P.A. Malmqvist, K. Pierloot, A. Rehaman Moughal Shahi, C.J. Cramer, and L. Gagliardi, The Restricted Active Space Followed by Second-order Perturbation Theory Method: Theory and Application to the Study of CuO2 and Cu2O2 systems, J. Chem. Phys., 2008, 128, 204109. DOI: 10.1063/1.2920188