@article{zu227867, title = {???????????? ???????????? ???? (?????????) ?? ?????? ????????}, author = {?. ?. ??????????? and ?. ?. ????? and ?. ?. ??????????}, publisher = {???????: ?? ??????}, year = {2018}, pages = {425--426}, journal = {?????????? ??????????? ? 2018}, url = {http://eprints.zu.edu.ua/27867/} }