Head-Gordon95

M. Head-Gordon, D. Maurice, and M. Oumi, “A Perturbative Correction to Restricted Open-Shell Configuration-Interaction with Single Substitutions for Excited-States of Radicals,” Chem. Phys. Lett., 246 (1995) 114-21. DOI: 10.1016/0009-2614(95)01111-L