@article{zu227707,
           title = {???????????? ??????? ??????????? ?????????? ??? ???????????? ?????? ??? ????},
          author = {?. ?. ?????? and ?. ?. ????????},
       publisher = {????????},
            year = {2018},
           pages = {424--428},
         journal = {??????????? ????? ? ????? ??? ????},
             url = {http://eprints.zu.edu.ua/27707/}
}