@article{zu223760, volume = {3}, title = {??????????? ???????? ???????????? ?????? ? ???????}, author = {?. ?. ????????}, year = {2016}, pages = {69--71}, journal = {????????? ??????? ???????? ???????????}, url = {http://eprints.zu.edu.ua/23760/}, abstract = {???? ?????? ??? ??????????? ???????, ? ???? ?? ??????? ???? ???????. ?????? ???????? ????????? ?????????? ????????, ?????????? ???? ?????? ??? ????????, ?????? ? ?????????.} }