@misc{indiciaed74871fbc2e1,
  title = {Model stability and instability in age structured populations.},
  author = {J M Cushing},
  year = {1980},
  doi = {10.1016/0022-5193(80)90307-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/7253668/},
  note = {Source identifier: 7253668}
}