Topological structure of generalized rough sets. - Zhaowen Li; Tusheng Xie; Qingguo Li (Comput. Math. Appl., 2012)

The relationship among soft sets, soft rough sets and topologies. - Zhaowen Li; Tusheng Xie (Soft Comput., 2014)

Roughness of fuzzy soft sets and related results. - Zhaowen Li; Tusheng Xie (Int. J. Comput. Intell. Syst., 2015)