@article{zu224713, volume = {1}, month = {????????}, author = {?. ?. ?????}, title = {?????????? ??????????????? ?????????????????? ??????????? ???????}, publisher = {??-? ?????????}, journal = {??????? ?????????? ?????????????? ???????-?????????? ??????????? ????????????? ?????????? ? ???????? ???????}, pages = {262--267}, year = {2017}, url = {http://eprints.zu.edu.ua/24713/} }