- Eine Invariante für stabil parallelisierte Mannigfaltigkeiten, Bonner Math. Schriften 66 (1973) (Dissertation)
- mit U. Karras, W. Neumann, E. Ossa: Cutting and Pasting of Manifolds; SK-Groups, Math. Lect. Series 1, Publ. or Per. (1973)
- mit J. Hermann: Cutting and Pasting of Involutions and Fiberings over the Circle within a Bordism Class, Math. Ann. 214, 11?17 (1975)
- Cobordism of odd-dimensional diffeomorphisms, Topology 15, 353?361 (1976)
- Bordism of Diffeomorphisms, Bull A.M.S. 82, 759?761 (1976)
- Knots and Diffeomorphisms, in: Transformation Groups, London Math. Soc. Lect. Notes Series 26, 295?298 (1977)
- Bordismusgruppen von Diffeomorphismen, Habilitationsschrift, Bonn (1977) (ist in erweiterter Form in 10.) erschienen)
- Isotopy classes of diffeomorphisms of (k?1)-connected almost parallelizable 2k-manifolds, in: Alg. Top. Aarhus 1978, Springer Lect. Notes 763, 219?232 (1979)
- Manifolds with unique differentiable structure, Topology 23, 219?232 (1984)
- Bordism of diffeomorphisms and related topics, Springer Lect. Notes 1069 (1984)
- mit J. Schafer: Classification versus stable classification of manifolds: some examples, Comm. Math. Helv. 59, 12?38 (1984)
- Some closed 4-manifolds with exotic smooth structure, in Proc. Aarhus Symposium 1982, Springer Lect. Notes 1051, 246?262 (1984)
- Exotische Strukturen auf 4-Mannigfaltigkeiten, Jber. DMV 88, 124?145 (1986)
- Smooth structures on closed 4-manifolds up to connected sum with (S2×S2)’s, preprint (1984)
- An extension of results of Browder, Novikov and Wall, preprint (1985)
- mit S. Finashin und O. Viro: Exotic embeddings of surfaces in the 4-sphere, Bull A.M.S. 17, 287?290 (1987)
- Solution of Problem 8 (R. Thom) in F. Hirzebruch’s problem list from Annals of Math. 1954, erschienen in Hirzebruch’s collected works, Band 1, 771?772 (1987)
- mit I. Hambleton: On the classification of topological 4-manifolds with finite fundamental group, Math. Ann. 280, 85?104 (1988)
- mit S. Stolz: A diffeomorphism classification of 7-dimensional homogeneous Einstein manifolds with SU(3)×SU(2)×U(1)-symmetry, Annals of Mathematics 127, 373?388 (1988)
- Ist das Universum exotisch?, Populärwiss. Artikel, in engl. und span. Übersetzung erschienen in Universitas, 1988
- mit I. Hambleton: Smooth structures on algebraic surfaces with cyclic fundamental group, Inventiones Math. 91, 53?59 (1988)
- mit S. Finashin und O. Viro: Non-diffeomorphic but homeomorphic knottings of surfaces in the 4-sphere, Springer Lect. Notes 1346, 157?198 (1988)
- mit I. Hambleton: Smooth structures on algebraic surfaces with finite fundamental group, Inventiones Math. 102, 109?114 (1990)
- mit Th. Fischer: Rohlin invariants, integrality of some spectral invariants and bordism of diffeomorphisms, Topol. and its Appl. 37, 181?199 (1990)
- On the homeomorphism classification of smooth knotted surfaces in the 4-sphere, in Proc. Geometry of low-dimensional manifolds, London M.S. Lect. Notes Series 150, 63?72 (1990)
- mit G. Triantafillou: On the classification of manifolds up to finite ambiguity, Can. Jour. of Math. 43, 356?370 (1991)
- mit S. Stolz: Some nondiffeomorphic homeomorphic homogeneous 7-manifolds with positive sectional curvature, Journal Diff. Geo. 33, 465?486 (1991)
- Positive Krümmung und Toplogie, Jahresber. DMV, Jubiläumstagung 1990, 327?341 (1992)
- mit I. Hambleton: Cancellation of lattices and finite two-complexes, J. reine angew. Math. 442, 91?109 (1993)
- mit I. Hambleton: Cancellation of hyperbolic forms and topological 4-manifolds, J. reine angw. Math. 443, 21?47 (1993)
- mit I. Hambleton: Cancellation, elliptic surfaces and the topology of certain 4-manifolds, J. reine angw. Math. 444, 79?100 (1993)
- mit S. Stolz: Nonconnected moduli spaces of positive sectional curvature metrics, Journal AMS, 6, 825?850 (1993)
- mit S. Stolz: HP2-bundles and elliptic homology, Acta Math. 171, 231?261 (1993)
- mit I. Hambleton: Cancellation results for 2-complexes and 4-manifolds and some applications, London Math. Soc. Lect. Note Series, 281?308 (1993)
- mit I. Hambleton und P. Teichner: Nonorientable 4-manifolds with fundamental group of order 2, Trans. AMS, 344, 649?665 (1994)
- Positive Krümmung und Topologie, Nordrhein-Westf. Akademie d. Wissenschaften 404 (1994)
- Ist 4 denn noch normal?, Jubiläumsband Oberwolfach, Springer Verlag (1994)
- mit W. Lück und P. Teichner: Counterexamples to the Kneser conjecture in dimension 4, Comm. Math. Helv. 70, 423?433 (1995)
- mit W. Lück und P. Teichner: Stable Prime Decomposition of four-manifolds, Ann. Math. Stud. 138, 251?269 (1995)
- Surgery and Duality, Ann. Math. (2) 149, No.3, 707?754 (1999).
- A connection between Kaluza-Klein and Calabi-Yau via topological resolution of singularities, preprint (1999) (will be incorporated into 50.))
- A Guide to the Classification of Manifolds, Ann. Math. Stud. 145, 121?134 (2000).
- Smooth h-cobordisms between 1-connected 4-manifolds, Geometry and Topology, Vol. 5, 1?6 (2001)
- An inverse to the Poincare conjecture, Archiv der Math. 77 (2001), 98?106
- mit W. Lück and E. Leichtnam: On the cut and paste property of higher signatures of a closed oriented manifold, Topology 41, 725?744 (2002)
- mit S. Klaus: A quick proof of the rational Hurewicz theorem and a computation of the rational homotopy groups of spheres, Math. Proc. Cambridge Philos. Soc. 136 (2004), no. 3, 617?623
- Differential Algebraic Topology, Monographie, preprint (2004)
- mit M. Katz and A. Suciu: Free abelian covers, short loops, stable length, and systolic inequalities, preprint (2002), accepted by Math. Ann.
- mit I. Hambleton: Self equivalences of 4-manifolds, Math. Z. 248 (2004), No. 147?172.
- Stratifolds, Monographie, in preparation
- mit W. Singhof: Uniqueness of homology and cohomology on manifolds, preprint (2004)
- Simply connected asymmetric manifolds, preprint, Heidelberg 2004
- mit A. Skopenkov: Inertia groups of smooth embeddings, preprint, 2004 submitted to Geometry and Topology
- mit W. Lück: The Novikov Conjecture, Geometry and Algebra, Monographie, Birkhäuser
