Fuzzy Sets and Systems
Fuzzy Sets and Systems > 1999 > 102 > 3 > 423-428
Fuzzy Sets and Systems > 1999 > 102 > 3 > 385-392
Fuzzy Sets and Systems > 1999 > 102 > 3 > 393-415
Fuzzy Sets and Systems > 1999 > 102 > 3 > 423-428
Fuzzy Sets and Systems > 1999 > 102 > 3 > 385-392
Fuzzy Sets and Systems > 1999 > 102 > 3 > 393-415