Quality assessment and characteristic analysis of global sea surface salinity products based on SMAP 
NIU Yuan, QIU Zhiwei, LIU Ruixiang, WU Zhenyu, CHANG Yujia, PAN Chuntian
Journal of Marine Sciences . 2021, (3): 53 -62 .  DOI: 10.3969/j.issn.1001-909X.2021.03.006