@misc{indiciae2f6b4166953a,
  title = {Approach to density-functional ionization energy.},
  author = {M Levy and A Görling},
  year = {1996},
  doi = {10.1103/physrevb.53.969},
  url = {https://pubmed.ncbi.nlm.nih.gov/9983531/},
  note = {Source identifier: 9983531}
}