@misc{indiciae8bdc1748d71e,
  title = {Two predator-prey difference equations considering delayed population growth and starvation.},
  author = {R Heller},
  year = {1978},
  doi = {10.1016/0022-5193(78)90249-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/564993/},
  note = {Source identifier: 564993}
}