@misc{indiciae06490695bd1f,
  title = {Defect clustering in Fe- and Al-substituted YBa2Cu3O7.},
  author = {MS Islam and C Ananthamohan},
  year = {1991},
  doi = {10.1103/physrevb.44.9492},
  url = {https://pubmed.ncbi.nlm.nih.gov/9998932/},
  note = {Source identifier: 9998932}
}