Tangential Cobordism.
The cobordism of Real manifolds
We calculate completely the Real cobordism groups, introduced by Landweber and Fujii, in terms of homotopy groups of known spectra.
The Kervaire invariant of immersions.
The ...-Spectrum for Brown-Peterson Cohomology. Part I
The Subgroup of ...2 Generated by Automorphisms of Tori.
Topological Type in Families of Germs.
Topologische Eigenschaften von Kompaktifizierungen glatter offener Mannigfaltigkeiten
Towards an -category of cobordisms.