@article{zu230179, title = {?????????????? ???????? ?????????? ????????? ?????? ??? ????? ?? ??????? ???????}, author = {?. ?. ?????}, publisher = {?? "??????????????????? ???????????? ???????????? ??????????? ????? ?.?. ??????????}, year = {2018}, pages = {89--92}, journal = {??????? ?????????? ???????: ??????? ???????? ?? ????? ??????????? ????????}, url = {http://eprints.zu.edu.ua/30179/} }