@article{zu25450,
           title = {??????????? ????? ????????? ? 20-30-?? ??. ?? ??.},
          author = {????? ???????},
       publisher = {???-?? ??? ??. ?.??????},
            year = {2011},
           pages = {146--148},
         journal = {????????? IV ?????????? ??????????? ????????-  ??????????? ???????????, ??????????? 10-????? ??????????   ??????????? ?????????? ????????????? ?????????? ???????????? ????? ????? ??????},
             url = {http://eprints.zu.edu.ua/5450/}
}