@inproceedings{zu221871,
       booktitle = {????? ??????????? ???????-????????? ???????????},
           month = {???????},
           title = {?? ???????? ?????????? ?????????? ????????? ???????? ?????},
          author = {?. ?. ?????????},
            year = {2016},
           pages = {120--122},
             url = {http://eprints.zu.edu.ua/21871/}
}