@misc{indiciae9a1db79abc80,
  title = {Count data models for demographic data.},
  author = {R Winkelmann and K F Zimmermann},
  year = {1994},
  doi = {10.1080/08898489409525374},
  url = {https://pubmed.ncbi.nlm.nih.gov/12287090/},
  note = {Source identifier: 12287090}
}