@article{zu231609,
           title = {PR ? ??????? ??????????? ??????????? ??????},
          author = {?. ?. ???? and ?. ?. ??????? and ?. ??????},
       publisher = {????},
            year = {2019},
         journal = {?????????? ????????},
        keywords = {??????????, ?????????? ??????,??????? ????????, ????????? ????????},
             url = {http://eprints.zu.edu.ua/31609/}
}