@misc{indiciae4143060aa944,
  title = {Orbital-orthogonality constraints and basis-set optimization.},
  author = {Fabio E Penotti},
  year = {2006},
  doi = {10.1002/jcc.20379},
  url = {https://pubmed.ncbi.nlm.nih.gov/16526036/},
  note = {Source identifier: 16526036}
}