@misc{Pucek_Z._Seasonal_1964,
 author={Pucek, Z. and Markov, G.},
 volume={9},
 number={20},
 copyright={Rights Reserved - Free Access},
 address={Białowieża},
 journal={Acta Theriologica},
 howpublished={online},
 year={1964},
 language={eng},
 title={Seasonal changes in the skull of the common shrew from Bulgaria; Sezonowa zmienność czaszki ryjówki aksamitnej z Bułgarii},
 type={Text},
 URL={http://rcin.org.pl/Content/9297/PDF/BI002_2613_Cz-40-2_Acta-T9-nr20-363-367_o.pdf},
 keywords={changes, seasonal changes, skull, skull measurements, Sorex araneus},
}