@misc{zu232374,
           title = {???????a ?a??a??? ?????? ???p????? ? ???????? ????? ??p? ??????},
          author = {?. ?. ?????????? and ?. ?. ??????},
            year = {2019},
             url = {http://eprints.zu.edu.ua/32374/},
        abstract = {???????? ????? ?a???? ??p?? ?????? ? ???????a ???????a? ? ?a?????? ???p???????? ?a??p?a??.}
}