1. Cohomological Methods in Transformation Groups;Allday,1993
2. Seminar on Transformation Groups;Borel,1960
3. Introduction to Compact Transformation Groups;Bredon,1972
4. On the existence of equivariant maps;Coelho;Bull. Braz. Math. Soc.,2012
5. Fixed point free involutions and equivariant map-I;Conner;Bull. Am. Math. Soc.,1960