J. A. Pople, M. Head-Gordon, and K. Raghavachari, “Quadratic configuration interaction – a general technique for determining electron correlation energies,” J. Chem. Phys., 87 (1987) 5968-75. DOI: 10.1063/1.453520
J. A. Pople, M. Head-Gordon, and K. Raghavachari, “Quadratic configuration interaction – a general technique for determining electron correlation energies,” J. Chem. Phys., 87 (1987) 5968-75. DOI: 10.1063/1.453520
