@misc{indiciae75508a9a9909,
  title = {Hearing in the elephant (Elephas maximus).},
  author = {R Heffner and H Heffner},
  year = {1980},
  doi = {10.1126/science.7367876},
  url = {https://pubmed.ncbi.nlm.nih.gov/7367876/},
  note = {Source identifier: 7367876}
}