@data{10.12072/ncdc.nieer.db3109.2023,
title = {全国1:25万三级水系流域数据集},
author = {沈永平},
url = {http://www.ncdc.ac.cn/portal/metadata/4f518dc4-4963-4ab4-b7e0-b5feb49d53e0},
cstr = {11738.11.ncdc.nieer.2020.1335},
doi = {10.12072/ncdc.nieer.db3109.2023},
journal = {国家冰川冻土沙漠科学数据中心},
publisher = {国家冰川冻土沙漠科学数据中心(www.ncdc.ac.cn)}
}