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Dyfyniad Arddull ChicagoLowen, R. On the Existence of Natural Non-topological, Fuzzy Topological Spaces. Berlin: Heldermann, 1985.
Dyfyniad MLALowen, R. On the Existence of Natural Non-topological, Fuzzy Topological Spaces. Heldermann, 1985.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.