@misc{indiciaefe884fed2c2c,
  title = {Efficient formulation and computer implementation of the active-space electron-attached and ionized equation-of-motion coupled-cluster methods.},
  author = {Jeffrey R Gour and Piotr Piecuch},
  year = {2006},
  doi = {10.1063/1.2409289},
  url = {https://pubmed.ncbi.nlm.nih.gov/17190547/},
  note = {Source identifier: 17190547}
}