On Weakened Forms of (theta-S)-Continuity

On the semi continuous functions with the open property

Some Remarks on Quasi Continuous Functions

The Equivalence of the real Distance Functions and Semmimetrices

The matrization problem of the Quasi-metrizable Spaces

On Quasi and weakly Quasi Continuous Functions

Pseudometrization

Diatance Systems

A Proof of Urysohn's Lemma by the Iidempotent Relations

Linear Distance Functions