@article{zu219697, number = {3}, title = {??????????? ??????????????? ???????? ?????? ????? ???????? ?? ?????????? ???? ????? ?????}, author = {?. ?. ???????? and ?. ?. ?????}, publisher = {??????? "???????"}, year = {2015}, pages = {73--75}, journal = {???????}, url = {http://eprints.zu.edu.ua/19697/} }