@article{zu234772,
           title = {?????? ??? ?????????? ?????, ????, ????? ?? ????? ?? ?????? ???????? ????? ??????????? ?? ?????? ??????????? ? ???????????? ????????},
          author = {?. ?. ??????? and ?. ?. ???????},
            year = {2021},
           pages = {31--33},
         journal = {Collection of scientific papers ?SCIENTIA?},
             url = {http://eprints.zu.edu.ua/34772/}
}