@inproceedings{zu221898, booktitle = {????? ??????????? ???????-????????? ???????????}, month = {???????}, title = {??????????? ?????????? ?????????????? Fe3O4 ???? ?????? ??????????? ?????? La3+ ?? Y3+}, author = {?. ?. ???????? and ?. ?. ????? and ?. ?. ?????? and ?. ?. ??????}, year = {2016}, pages = {32--33}, url = {http://eprints.zu.edu.ua/21898/} }