@misc{zu212841,
           title = {??????????? ????????? ?? ???????? ????? ????????? (Castor fiber) ?????????? - ??????????? ??????},
          author = {?. ?. ??????????? and ?. ?. ????????},
       publisher = {??? ??. ?. ??????},
            year = {2012},
        keywords = {Castor fiber, ????????.},
             url = {http://eprints.zu.edu.ua/12841/},
        abstract = {?????????? ??????????? ??????? ?? ???????? ?????? ??????. ????????? ???????????? ?????? ????????? ?? ???????? ????? ????????? ? ????? ????????? ??????? ?????????? - ??????????? ??????.
?????????? ???????????? ???? ???????????? ?????????? ????????????? ?????? ? ???????????????? ????? ?? ???????? ?????? ????.}
}