@misc{Pucek_Z._[Młode_04.04.1969,
 author={Pucek, Z.},
 copyright={Rights Reserved - Free Access},
 howpublished={online},
 year={04.04.1969},
 title={[Młode popielice w hodowli ZBS(2)]},
 keywords={Glis glis, mammals},
}