@misc{zu217040,
           title = {?e?o????i pe?o?e????i? ?o ????????? ??p?o??? po?i? ? ????? ??e?e???e?? op???i???i??
},
          author = {?. ?. ????? and ?. ?. ???????? and ?. ?. ????????},
            year = {2015},
             url = {http://eprints.zu.edu.ua/17040/}
}