@misc{indiciaed7ab0589b4ed,
  title = {Operant studies on shape discrimination in goats.},
  author = {B A Baldwin},
  year = {1979},
  doi = {10.1016/0031-9384(79)90043-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/504436/},
  note = {Source identifier: 504436}
}