1. Fuzzy topological spaces;Chang;J. Math. Anal. Appl.,1968
2. The characterizations of semi-continuous and irresolute order-homomorphisms on fuzzes;Chen;Fuzzy Sets and Systems,1994
3. S.L. Chen, J.S. Cheng, Theory of R-convergence of ideals on fuzzy lattices and its applications, in: Proceedings of the Fifth IFSA World Congress, vol. 1, 1993, pp. 269–271
4. S.L. Chen, θ-convergent theory of ideals on completely distributive lattices, J. Math. 13 (2) 59–64
5. Urysohn-closedness on fuzzy lattices;Chen;J. Uncertainty, Fuzziness and Knowledge-Based Systems,1996