1. Stable homotopy and generalized homotopy;Adams,1974
2. Vector fields on spheres;Adams;Ann. Math.,1962
3. Infinite loop spaces;Adams,1978
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5. M.G. Barratt, J.D.S. Jones and M.E. Mahowald: The Kervaire invariant and the Hopf invariant, To appear in Proceedings of the Seattle Emphasis Year in Homotopy Theory (1984/85) as part of the Springer Lecture Notes Series.