@misc{indiciaeec1500167115,
  title = {Cation (63Ni) diffusion in YBa2Cu3O7- delta epitaxial films.},
  author = {D Gupta and RB Laibowitz and JA Lacey},
  year = {1990},
  doi = {10.1103/physrevlett.64.2675},
  url = {https://pubmed.ncbi.nlm.nih.gov/10041781/},
  note = {Source identifier: 10041781}
}