TY  - BOOK
AU  - Lowen,R.
TI  - On the existence of natural non-topological, fuzzy topological spaces
T2  - R & E research and exposition in mathematics
SN  - 3885382113 (pbk.)
PY  - 1985///
CY  - Berlin
PB  - Heldermann
KW  - Topological spaces
KW  - Fuzzy sets
ER  -