TY - Data T1 - Surface water products based on Keyhole satellite about 1960s in The Three River Headwater region, Pul and Yukon River Basins A1 - Xu Zikun A1 - Ran Youhua DO - 10.12072/ncdc.hydro.db7298.2026 PY - 2026 DA - 2026-04-09 PB - National Cryosphere Desert Data Center AB - DB - NCDC UR - http://www.ncdc.ac.cn/portal/metadata/b934d132-d755-4398-86b5-9c4b980fda81 ER -