@unpublished{zu230167,
           title = {????????? ???????? ?????? ???????? ? ?????????? (????? ???????? ?? ? ??????? ??? ????????)},
          school = {???????????? ????????? ??????????? ????? ????? ??????},
          author = {?. ?. ??????????},
            year = {2019},
             url = {http://eprints.zu.edu.ua/30167/},
        abstract = {??????????? ?????????? ?? ???????? ????????? ??????? ??????? ???????????? ????}
}