@article{zu232177,
           title = {???????? ??????? ??????? ? ????????? ???????? ????? ?????? ???????? ???????},
          author = {?. ?. ????? and ?.?. ??????},
            year = {2020},
           pages = {156--158},
         journal = {?????????-??????????? ?????? ?????????? ? ????????? ???????????},
             url = {http://eprints.zu.edu.ua/32177/}
}