@article{zu220674, title = {???????????? ????????? ?????? ???????? ?????????? ???????????????}, author = {?. ?. ?????? and ?. ?. ????????}, publisher = {???????: ???-?? ??? ??. ?. ??????, 2015. ? 198 ?.}, year = {2015}, pages = {27--32}, journal = {???????? ???????? ??????????: ??????? ???????? ????? / ?? ???. ?.?.????}, url = {http://eprints.zu.edu.ua/20674/} }