Set theory.

Collected works. = gesammelte Werke.. Volume I,; Band I,. Set theory, miscellanea; Mengenlehre, varia / by: (Electronic resources)

Vitushkin's conjecture for removable sets by: (Electronic resources)

Set-Theoretic Methods in Control by: (Electronic resources)

Sets for Mathematics. by: (Electronic resources)

Computability in context = computation and logic in the real world / by: (Electronic resources)

Fuzzy multi-criteria decision making = theory and applications with recent developments / by: (Electronic resources)

A geometry of approximation = rough set theory: logic, algebra and topology of Conceptual Patterns / by: (Electronic resources)

The structure of the real line by: (Electronic resources)