@article{zu229799,
          volume = {2},
          number = {12},
          author = {?. ?. ????????},
           title = {????????-???????? ?????????? ???????? ?????????????? ????????? ?? ??????? ? ??????? ???????????? ??????},
       publisher = {?? ????????????????? ???????-????????? ???????? ????????? ?? ??????????},
         journal = {??????????? ??????????},
           pages = {186--189},
            year = {2019},
             url = {http://eprints.zu.edu.ua/29799/}
}