@misc{Pucek_Zdzisław_Clethrionomys_maj,
 author={Pucek, Zdzisław},
 copyright={Rights Reserved - Free Access},
 howpublished={online},
 year={maj 1966},
 title={Clethrionomys glareolus},
 keywords={Clethrionomys glareolus;},
}