@article{zu234706, number = {2}, title = {????????? ???????? ????????? ?????????? ? ???????}, author = {?. ?. ???????? and ?. ?. ???????????}, publisher = {???????? ????????? ??????? "???????? ???"}, year = {2020}, pages = {212--217}, journal = {???????? ?????? "???????? ???"}, url = {http://eprints.zu.edu.ua/34706/} }