@misc{Richmond_R._J._Bisoniana_1977,
 author={Richmond, R. J. and Hudson, R. J. and Christopherson, R. J.},
 volume={22},
 number={14},
 copyright={Rights Reserved - Free Access},
 address={Białowieża},
 journal={Acta Theriologica},
 howpublished={online},
 year={1977},
 language={eng ; sum. eng. ; pol.},
 type={Text},
 title={Bisoniana LXVI. Comparison of forage intake and digestibility by American bison, yak and cattle},
 URL={http://rcin.org.pl/Content/10460/PDF/BI002_11478_Cz-40-2_Acta-T22-nr14-225-230_o.pdf},
 keywords={American bison, yak, cattle, Bison bison, comparison, diet, digestibility, forage intake, zapotrzebowanie pokarmowe, strawność, Bizon amerykański, jak, bydło domowe, porównanie},
}