1. B. Allèche and J. Calbrix, Topologie supérieure de Kuratowski et mesures de Radon, to appear.
2. M. Arab and J. Calbrix, Comparison of some classical topologies on hyperspaces, to appear.
3. Topological groups;Comfort,1984
4. A non-Prohorov space;Davies;Bull. London Math. Soc.,1971
5. Espaces héréditairement de Baire;Debs;Fund. Math.,1988