@book{zu216981,
           title = {???????? ??????: ??????? ???????? ?????.},
          author = {?. ?. ???????? and ?. ?. ????????? and ?. ?. ????????? and ?. ?. ???????? and ?. ?. ???????? and ?. ?. ????????},
       publisher = {???????},
            year = {2015},
             url = {http://eprints.zu.edu.ua/16981/}
}