@misc{indiciaeba48e91cfda0,
  title = {Discrimination learning in dairy calves.},
  author = {R G Schaeffer and J D Sikes},
  year = {1971},
  doi = {10.3168/jds.s0022-0302(71)85937-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/5141440/},
  note = {Source identifier: 5141440}
}