1. Transversal Flows and Maps;Abraham,1970
2. The moment map and equivariant cohomology;Atiyah;Topology,1984
3. The Topology of Torus Actions on Symplectic Manifolds;Audin,1991
4. Differential Forms in Algebraic Topology;Bott,1982
5. T. Brocker, T. tom Dieck, Representations of Compact Lie Groups, Graduate Texts in Mathematics, Vol. 98, Springer, New York.