@article{zu217719,
          number = {5},
           title = {?????????????? ????????? ?????????? ? ????????},
          author = {?. ?. ????????? and ?. ?. ????? and ?. ?. ????? and ?. ?. ??????},
            year = {2013},
           pages = {227--246},
         journal = {???????????},
             url = {http://eprints.zu.edu.ua/17719/}
}