@article{zu220873, title = {?????????????: ?????? ?? ????????}, author = {?. ?. ?????????}, publisher = {???????: ???-?? ??? ??..?.??????}, year = {2015}, pages = {60--64}, journal = {?????????? ??????????? ?????????????? ????????? ?????????? ?? ?????????? ??????}, url = {http://eprints.zu.edu.ua/20873/} }