1. The Topology of Torus Actions on Symplectic Manifolds;Audin,1991
2. On covering spaces and Lie group actions;Berstein,1985
3. On the Lusternik–Schnirelmann category of Grassmannians;Berstein;Math. Proc. Cambridge Philos. Soc.,1976
4. A. Borel (Ed.), Seminar on Transformation Groups, Ann. Math. Stud., Vol. 46, Princeton Univ. Press, Princeton, NJ, 1960
5. Introduction to Compact Transformation Groups;Bredon,1972