A new direct CI method for large CI expansions in a small orbital space

A complete active space SCF method (CASSCF) using a density matrix formulated super-CI approach

1980 • 3,584 citations

The complete active space SCF (CASSCF) method in a Newton–Raphson formulation with application to the HNO molecule

1981 • 1,087 citations

Principles for a direct <scp>SCF</scp> approach to <scp>LICAO</scp>–<scp>MO</scp>ab‐initio calculations

1982 • 703 citations

Group theoretical approach to the configuration interaction and perturbation theory calculations for atomic and molecular systems

1974 • 477 citations

Generalizations of the direct CI method based on the graphical unitary group approach. II. Single and double replacements from any set of reference configurations

1980 • 342 citations

The direct CI method

1983 • 325 citations

Full CI calculations on BH, H2O, NH3, and HF

1983 • 211 citations

Multi-root configuration interaction calculations

1980 • 140 citations

Studies in Configuration Interaction. I. Matrix Elements between Spin-Coupled Functions

1966 • 134 citations

Direct configuration interaction with a reference state composed of many reference configurations

1980 • 120 citations

Many-Electron Wavefunctions Expanded in Spin-Adapted Antisymmetrized Products, and Their Expectation Values

1972 • 58 citations

Efficient generation of configuration interaction matrix elements

1975 • 48 citations