@article{zu239065,
          number = {77},
           title = {??????? ?????????????? ?????? ???????},
          author = {?. ?. ???????????? and ?. ????????},
       publisher = {?????????},
            year = {2021},
           pages = {503--505},
         journal = {????????? ?? ??????????? ???????? ????? ? ?????? ? ?????? ????????????. ????????. ????.-?????. ????., 26 ????. 2021 ?.},
             url = {http://eprints.zu.edu.ua/39065/}
}