@misc{indiciae50ce92dc3303,
  title = {Competitive behavior between rats: some definition problems.},
  author = {J Masur},
  year = {1975},
  doi = {10.1016/s0091-6773(75)91229-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/1168052/},
  note = {Source identifier: 1168052}
}