1. Infinite Loop Spaces;Adams,1978
2. Characters and cohomology of finite groups;Atiyah;Publ. Math. I.H.E.S.,1961
3. Power operations in K-theory;Atiyah;Quart. J. Math. Oxford,1966
4. Natural endomorphisms of Burnside rings;Blass;Trans. Amer. Math. Soc.,1979
5. S-operations in representation theory;Boorman;Trans. Amer. Math. Soc.,1975