SEARCH Articles Figures Tables Hartree restricted Hartree restricted open-shell Hartree-Fock function Hartree-Fock functional Open shell ROHF (Restricted Open Shell Hartree Restricted Open-shell Hartree-Fock ROHF) Restricted open-shell Hartree-Fock Restricted open-shell reference functions Restricted openings Spin functions Spin-restricted Hartree-Fock Spin-restricted open-shell Hartree-Fock Spin-restricted open-shell Hartree-Fock ROHF)