@misc{indiciae35a74cfe5bb9,
  title = {Focalization: environmental focusing and source localization.},
  author = {M D Collins and W A Kuperman},
  year = {1991},
  doi = {10.1121/1.401933},
  url = {https://pubmed.ncbi.nlm.nih.gov/1939906/},
  note = {Source identifier: 1939906}
}