1. Completeness properties designed for recognizing Baire spaces;Aarts, J. M.;Dissertationes Math. (Rozprawy Mat.),1974
2. A Polish topology for the closed subsets of a Polish space;Beer, Gerald;Proc. Amer. Math. Soc.,1991
3. Über Abelsche Ringe von Projektionsoperatoren;Nakano, Hidegorô;Proc. Phys.-Math. Soc. Japan (3),1939
4. Distance functionals and suprema of hyperspace topologies;Beer, Gerald;Ann. Mat. Pura Appl. (4),1992
5. On hit-and-miss hyperspace topologies;Beer, Gerald;Comment. Math. Univ. Carolin.,1993