@misc{indiciae76b54a5e6721,
  title = {Approximate black holes for numerical relativity.},
  author = {van Putten MH},
  year = {1996},
  doi = {10.1103/physrevd.54.r5931},
  url = {https://pubmed.ncbi.nlm.nih.gov/10020667/},
  note = {Source identifier: 10020667}
}