@unpublished{zu212189,
           title = {????????????  ? ?????????? ?????????? ????? ? 
?????????},
          author = {?. ?. ???????? and ?. ?. ??????},
       publisher = {??? ??. ?.??????},
            year = {2014},
             url = {http://eprints.zu.edu.ua/12189/},
        abstract = {????? ????????? ?????? ?:
?  ????????  ??????????  ???????????  ??????????  ?????  ??  ???????????? 
?????????;}
}