1. On the non-existence of elements of Hopf invariant one;Adams;Ann. Math.,1960
2. Vector fields on spheres;Adams;Ann. Math.,1962
3. On the Decomposability of Fiber spaces;James,1970
4. The topology of Stiefel manifolds;James,1976
5. Cohomology extensions in certain 2-stage Postnikov systems;Lin;Contemp Math. AMS.,1983