1. On the density of a hyperspace of a metric space;Barbati;Comment. Math. Univ. Carolin.,1997
2. On a generalization of totally bounded and compact metric spaces;Barbati;Topology Proc.,1997
3. Which connected metric spaces are compact?;Beer;Proc. Amer. Math. Soc.,1981
4. Selected Topics in Infinite-Dimensional Topology;Bessaga,1975
5. General Topology;Engelking,1989