@misc{indiciae14c6b203b00a,
  title = {Breeding cattle for the tropics.},
  author = {J Francis},
  year = {1970},
  doi = {10.1038/227557a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/4913913/},
  note = {Source identifier: 4913913}
}