@misc{Andersen_J._Studies_1972,
 author={Andersen, J. and Jensen, B.},
 volume={17},
 number={8},
 copyright={Rights Reserved - Free Access},
 address={Białowieża},
 journal={Acta Theriologica},
 howpublished={online},
 year={1972},
 language={eng ; Sum. ang ; pol.},
 type={Text},
 title={Studies on the European hare. XXVIII. The weight of the eye lens in the European hares of known age},
 URL={http://www.rcin.org.pl/Content/16734/PDF/BI002_2613_Cz-40-2_Acta-T17-nr8-87-92_o.pdf},
 keywords={Danish Island, Lepus europaeus, eye lens, Zając szarak, soczewka},
}