22-year dynamic analysis of vegetation cover in karst area: a case study in Guangxi, China. - Zhou, Guoqing; Zhou, Xiao; Song, Tianyi; Li, Qusheng; Wang, Yuefeng; Fan, Hongchao; Cai, Yufu; Zhi, Haiyang; Geng, Yongju; Zhang, Ziqi; Gao, Ertao (International Journal of Digital Earth, 2025)