@misc{indiciae09f43650e6c7,
  title = {Entropy perturbations due to cosmic strings.},
  author = {PP Avelino and RR Caldwell},
  year = {1996},
  doi = {10.1103/physrevd.53.r5339},
  url = {https://pubmed.ncbi.nlm.nih.gov/10019888/},
  note = {Source identifier: 10019888}
}