@article{zu228394, month = {????????}, title = {????????????-?????????? ???????????? ????????? ? ??????????? ?? ??????????? ????? 19 ??.}, author = {?. ?. ???????}, publisher = {??? ????? ????? ??????}, year = {2018}, pages = {390--393}, journal = {??????? ??????????? ??????????? ?? ???????? ????????? ???? ? ????????? ????????????? ???????????: ??????? ???????? ?????}, url = {http://eprints.zu.edu.ua/28394/} }