1. Primitive elements in the K-theory of BSU;Adams;Q. J. Math.,1976
2. The structure of the spin Cobordism ring;Anderson;Ann. of Math.,1967
3. M. Atiyah, K-theory past and present, 2000 (preprint). http://arxiv.org/abs/math.KT/0012213
4. The index of elliptic operators: II;Atiyah;Ann. of Math.,1968
5. M. Atiyah, G. Segal, Twisted K-theory, 2004 (preprint). http://arxiv.org/abs/math.KT/0407054