A composite drought index derived from a combination of GNSS PWV/vertical deformation and GRACE/GRACE-FO data
Chaolong YAO, Hongrui YOU, Xuanhui HE, Junya LU, Yiqian XIE, Qiong LI, Shuang ZHU, Zhicai LUO
Acta Geodaetica et Cartographica Sinica . 2025, (10): 1757 -1768 .  DOI: 10.11947/j.AGCS.2025.20250129