@unpublished{zu23578,
            type = {????????? ????},
           title = {SKOS ?????? ??????? ??????????? ?????.},
          author = {?. ?. ????????},
       publisher = {W3C},
            year = {2009},
            note = {?? ???. ?????????? ?.?.},
             url = {http://eprints.zu.edu.ua/3578/},
        abstract = {???????? ??????????? ????? SKOS Simple Knowledge Organization System Reference}
}