@article{publication-2072,
	author={Winkelmann, Rainer and Zimmermann, Klaus F},
	doi={10.1080/08898489409525374},
	issn={0889-8480},
	journal={Mathematical Population Studies},
	number=3,
	pages={205-221},
	publisher={Taylor & Francis},
	title={Count data models for demographic data.},
	volume=4,
	year=1994,
}