1. Theory of L-fuzzy H-sets;Chen;Fuzzy Sets and Systems,1992
2. Fuzzy Urysohn spaces and α-stratified fuzzy Urysohn spaces;Chen,1993
3. On convergence of nets of L-fuzzy sets;Chen;J. Fuzzy Math.,1994
4. The characterizations of semicontinuous and irresolute order-homomorphisms on fuzzes;Chen;Fuzzy Sets and Systems,1994
5. Theory of R-convergence of nets in fuzzy lattices and its applications;Cheng;BUSEFAL,1993