@misc{Raczyński_J._[A._[22.05.1967],
 author={Raczyński, J.},
 copyright={Rights Reserved - Restricted Access},
 howpublished={online},
 year={[22.05.1967]},
 title={[A. Ruprecht z sowami uszatkami]},
 keywords={long-eared owl, Asio otus},
}