1 Subjects: “...rough set theory...”

2 Subjects: “...fuzzy set theory...”

3 Subjects: “...rough set theory...”

4 Subjects: “...rough set theory...”

5 Subjects: “...toposable set theory...”

6 Subjects: “...rough set theory...”

7 “..., the foundational work of Lotfi A. Zadeh on fuzzy set theory has been instrumental. The efficacy of classical fuzzy...”

8 “... models under uncertainty, proposing hybrid MCDM methods in combination with fuzzy or rough set theory...”

9 “... decision-making methods with interval-valued fuzzy or rough sets theory, also Z numbers. The application...”