TY - Data T1 - 1:100000 land use / cover data set of Sangong River Basin in Northwest China (1970, 1990, 2000, 2010) A1 - YanChangzhen A1 - Changcui DO - 10.12072/ncdc.973Desert.db0022.2020 PY - 2020 DA - 2020-12-21 PB - National Cryosphere Desert Data Center AB - DB - NCDC UR - http://www.ncdc.ac.cn/portal/metadata/1aacf646-64a7-4c38-b6a3-6a13b63be7cc ER -