@data{10.12072/ncdc.NIEER.db0107.2020,
title = {Russian 30m resolution digital elevation model (DEM) data},
author = {Han liqin},
url = {http://www.ncdc.ac.cn/portal/metadata/f062ca7d-69d5-4ae5-91e5-3052ac4f1e2e},
cstr = {11738.11.ncdc.nieer.2020.1685},
doi = {10.12072/ncdc.NIEER.db0107.2020},
journal = {National Cryosphere Desert Data Center},
publisher = {National Cryosphere Desert Data Center(www.ncdc.ac.cn)}
}