@article{zu233409,
           title = {?????????? ?????????? ????????? ?? ???? ?? ?????????? ? ????? ???????? ??????????? ????},
          author = {?. ?. ????????},
       publisher = {???????????? : ????},
            year = {2021},
           pages = {268--272},
         journal = {???????????? ???????? ?????????? ? ??????? ???????????? ??????? ?????????? ????????? ???????? ?????????? ??????: ??????? ???????? ?????},
             url = {http://eprints.zu.edu.ua/33409/}
}