@misc{Borowski_S._Bisoniana_1972,
 author={Borowski, S. and Kossak, S.},
 volume={17},
 number={13},
 copyright={Rights Reserved - Free Access},
 journal={Acta Theriologica},
 address={Białowieża},
 howpublished={online},
 year={1972},
 language={eng ; Sum. ang ; pol.},
 title={Bisoniana LI. The natural food preferences of the European bison in seasons free of snow cover},
 type={Text},
 URL={http://www.rcin.org.pl/Content/16743/PDF/BI002_2613_Cz-40-2_Acta-T17-nr13-151-169_o.pdf},
 keywords={Bison bonasus, food preference, free living, Białowieża Forest},
}