@misc{indiciae995c4715b394,
  title = {Electronic structure and hole-hole coupling in YBa2Cu3O7-x systems.},
  author = {F López-Aguilar and J Costa-Quintana},
  year = {1990},
  doi = {10.1103/physrevb.42.4150},
  url = {https://pubmed.ncbi.nlm.nih.gov/9995937/},
  note = {Source identifier: 9995937}
}