@article{zu233524, number = {157}, title = {???????????? ???????????? ?? ???? ?? ??????????? ???????? ??????????? ?????????? ????????? ? ????? ?????????? ??????}, author = {?. ?. ??????? and ?. ?. ????}, publisher = {?????????????: ??? ???? ??. ?. ??????????}, year = {2017}, pages = {106--110}, journal = {??????? ???????. ?????: ??????????? ?????}, url = {http://eprints.zu.edu.ua/33524/} }