| Publication | Date of Publication | Type |
|---|
| Elementary amenable groups of cohomological dimension \(3\) | 2024-01-10 | Paper |
| Quotients of S2×S2$S^2\times {S^2}$ | 2023-12-02 | Paper |
| Homotopy types of 4-manifolds with 3-manifold fundamental groups | 2023-07-28 | Paper |
| The groups of branched twist-spun knots | 2023-04-30 | Paper |
| Non-solvable torsion-free virtually solvable groups | 2023-02-19 | Paper |
| Nilpotent groups with balanced presentations | 2022-06-30 | Paper |
| Pro-$p$ completions of $PD_n$-groups | 2022-05-12 | Paper |
| \(PD_4\)-complexes and 2-dimensional duality groups | 2021-12-10 | Paper |
| Centralizers of torsion in 3-manifold groups | 2021-11-01 | Paper |
| $PD_3$-complexes bound | 2021-09-21 | Paper |
| Subnormality in $PD_3$-groups and $L^2$-Betti numbers | 2021-06-29 | Paper |
| Domination by geometric 4-manifolds | 2021-03-10 | Paper |
| 3-Manifolds with nilpotent embeddings in S4 | 2021-03-06 | Paper |
| Poincaré duality in dimension 3. In memory of Charles B. Thomas | 2021-01-20 | Paper |
| Nilpotent groups with balanced presentations | 2020-09-27 | Paper |
| $PD_3$-pairs with compressible boundary | 2020-06-14 | Paper |
| $PD_3$-groups and HNN Extensions | 2020-04-08 | Paper |
| Width of codimension two knots | 2020-03-26 | Paper |
| 3-Manifolds with abelian embeddings in S4 | 2020-03-26 | Paper |
| Seifert fibred 2-knot manifolds. II | 2020-02-09 | Paper |
| Whitehead's asphericity question and its relation to other open problems | 2019-07-18 | Paper |
| Poincaré duality complexes with highly connected universal cover | 2019-01-24 | Paper |
| -MANIFOLDS | 2018-07-11 | Paper |
| Rank 1 abelian normal subgroups of 2-knot groups | 2018-07-01 | Paper |
| Knot modules and ribbon 2-knots | 2018-06-13 | Paper |
| Deficiency and commensurators | 2018-05-02 | Paper |
| Solvable normal subgroups of 2-knot groups | 2017-12-01 | Paper |
| On Farber's invariants for simple $2q$-knots | 2017-10-12 | Paper |
| An explicit formula for a branched covering from $\mathbb{CP}^2$ to $S^4$ | 2017-05-14 | Paper |
| Indecomposable nonorientable \(\mathrm{PD}_3\)-complexes | 2017-03-30 | Paper |
| Complements of connected hypersurfaces in S4 | 2017-03-23 | Paper |
| A small infinitely-ended 2-knot group | 2017-02-16 | Paper |
| Some questions on subgroups of 3-dimensional Poincar\'e duality groups | 2016-08-03 | Paper |
| Poincar\'e duality complexes with highly connected universal cover | 2016-04-30 | Paper |
| Sections of surface bundles | 2016-01-29 | Paper |
| Deficiency, commensurators and 4-dimensional infrasolvmanifolds | 2015-10-01 | Paper |
| Flat 2-orbifolds and Seifert fibred 4-manifolds | 2015-05-13 | Paper |
| Pro-\(p\) completions of Poincaré duality groups. | 2014-06-25 | Paper |
| THE -COHOMOLOGY RINGS OF -MANIFOLDS | 2014-04-15 | Paper |
| SEIFERT FIBERED KNOT MANIFOLDS | 2014-03-24 | Paper |
| https://portal.mardi4nfdi.de/entity/Q2867796 | 2013-12-20 | Paper |
| Triangulating a Cappell-Shaneson knot complement | 2013-08-05 | Paper |
| An aspherical 5-manifold with perfect fundamental group | 2013-05-16 | Paper |
| S 2 -bundles over 2-orbifolds | 2013-02-27 | Paper |
| Finiteness conditions in covers of Poincar\'e duality spaces | 2013-01-16 | Paper |
| Deformation retracts to the fat diagonal and applications to the existence of peak solutions of nonlinear elliptic equations | 2012-07-05 | Paper |
| https://portal.mardi4nfdi.de/entity/Q2894725 | 2012-07-02 | Paper |
| Indecomposable PD\(_{3}\)-complexes | 2012-05-16 | Paper |
| Surgery on -Manifolds | 2012-05-04 | Paper |
| Erratum to ``Strongly minimal \(PD_4\)-complexes [Topology Appl. 156 (8) (2009) 1565-1577] | 2012-04-13 | Paper |
| Geometric decompositions of 4-dimensional orbifold bundles | 2011-09-27 | Paper |
| 2-KNOTS WITH SOLVABLE GROUPS | 2011-08-08 | Paper |
| An infrasolvmanifold which does not bound | 2011-06-20 | Paper |
| Parallelizability of 4-dimensional infrasolvmanifolds | 2011-05-09 | Paper |
| Cofinitely Hopfian groups, open mappings and knot complements. | 2011-04-21 | Paper |
| ALEXANDER POLYNOMIALS OF RIBBON LINKS | 2011-04-15 | Paper |
| The linking pairings of orientable Seifert manifolds | 2011-02-09 | Paper |
| On reciprocality of twisted Alexander invariants | 2010-05-07 | Paper |
| Embedding 3-manifolds with circle actions | 2009-11-24 | Paper |
| Strongly minimal \(PD_4\)-complexes | 2009-04-29 | Paper |
| KNOT GROUPS AND SLICE CONDITIONS | 2009-02-09 | Paper |
| Pro-p groups of positive deficiency | 2009-01-21 | Paper |
| FINITELY DOMINATED COVERING SPACES OF 3- AND 4-MANIFOLDS | 2008-06-25 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5443958 | 2008-02-22 | Paper |
| Geometries and infrasolvmanifolds in dimension \(4\) | 2008-01-21 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5755487 | 2007-08-13 | Paper |
| On 4-manifolds with zero-entropy metrics | 2007-07-12 | Paper |
| Finiteness conditions and \(\text{PD}_{r}\)-group covers of \(\text{PD}_{n}\)-complexes | 2007-05-31 | Paper |
| \(PD_{4}\)-complexes with strongly minimal models | 2006-09-13 | Paper |
| Twisted Alexander polynomials of periodic knots | 2006-06-01 | Paper |
| Centralizers and normalizers of subgroups of \(\text{PD}_3\)-groups and open \(\text{PD}_3\)-groups. | 2005-12-29 | Paper |
| Singularities of plane algebraic curves | 2005-11-07 | Paper |
| \(PD_4\)-complexes with free fundamental group | 2005-05-06 | Paper |
| An indecomposable $\bm{PD_3}$ -complex whose fundamental group has infinitely many ends | 2005-04-18 | Paper |
| Homomorphisms of nonzero degree betweenPDn-groups | 2005-03-18 | Paper |
| An indecomposable \(PD_3\)-complex. II | 2005-02-28 | Paper |
| \(PD_{4}\)-complexes with fundamental group a \(PD_{2}\)-group | 2004-11-23 | Paper |
| Linkless symmetric drawings of series parallel digraphs | 2004-11-18 | Paper |
| PERFECT AND ACYCLIC SUBGROUPS OF FINITELY PRESENTABLE GROUPS | 2004-09-27 | Paper |
| An homology 4-sphere group with negative deficiency. | 2004-03-22 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4788843 | 2004-01-06 | Paper |
| Tits alternatives and low dimensional topology. | 2003-06-30 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4795231 | 2003-02-23 | Paper |
| Deficiencies of lattices in connected Lie groups | 2003-01-08 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3149254 | 2002-09-25 | Paper |
| SIMPLE 4-KNOTS | 2001-10-29 | Paper |
| Complex surfaces which are fibre bundles | 2001-09-03 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4496376 | 2001-07-23 | Paper |
| On 4-manifolds which admit geometric decompositions | 2001-05-14 | Paper |
| Virtual surface Bundle groups | 2001-02-20 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4704364 | 1999-12-06 | Paper |
| On 4-Dimensional Mapping Tori and Product Geometries | 1999-09-27 | Paper |
| Optimal presentations for solvable 2-knot groups | 1998-07-07 | Paper |
| Algebraic Invariants of Simple 4-Knots | 1998-06-04 | Paper |
| On \(L^ 2\)-homology and asphericity | 1998-05-25 | Paper |
| $S^2$-bundles over aspherical surfaces and 4-dimensional geometries | 1997-12-11 | Paper |
| Differential properties of the numerical range map of pairs of matrices | 1997-11-18 | Paper |
| On the Homology of Finite Abelian Coverings of Links | 1997-10-26 | Paper |
| On the homotopy types of closed 4-manifolds covered by \(S^ 2\times\mathbb{R}^ 2\) | 1997-09-23 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4869486 | 1997-09-17 | Paper |
| Embedding Seifert Fibred 3-Manifolds and Sol3 -Manifolds in 4-Space | 1997-09-16 | Paper |
| Embedding homology equivalent 3-manifolds in 4-space | 1997-02-20 | Paper |
| Free Products and 4-Dimensional Connected Sums | 1996-04-10 | Paper |
| On the splitting field of the Alexander polynomial of a periodic knot | 1996-02-01 | Paper |
| A remark on branched cyclic covers | 1996-01-15 | Paper |
| UNKNOTTING ORIENTABLE SURFACES IN THE 4-SPHERE | 1995-11-21 | Paper |
| On 4-Manifolds with Finitely Dominated Covering Spaces | 1995-07-31 | Paper |
| On 3-dimensional Poincaré duality complexes and 2-knot groups | 1995-07-09 | Paper |
| On 4-manifolds with universal covering space \(S^ 2\times R^ 2\) or \(S^ 3\times R\) | 1995-03-30 | Paper |
| Minimal 4-manifolds for groups of cohomological dimension 2 | 1994-12-14 | Paper |
| DOUBLY NULL CONCORDANT KNOTS HAVE HYPERBOLIC STABLE ISOMETRY STRUCTURES | 1994-09-26 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4293067 | 1994-05-18 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4285322 | 1994-04-17 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4027101 | 1993-02-21 | Paper |
| On 4-manifolds homotopy equivalent to circle bundles over 3-manifolds | 1992-12-16 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4009775 | 1992-09-27 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3995077 | 1992-09-17 | Paper |
| On 4-manifolds homotopy equivalent to surface bundles over surfaces | 1992-06-28 | Paper |
| Subnormal subgroups of 3-dimensional Poincaré duality groups | 1991-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3359410 | 1991-01-01 | Paper |
| Geometrically fibred two-knots | 1990-01-01 | Paper |
| A homotopy fibration theorem in dimension four | 1989-01-01 | Paper |
| The algebraic characterization of the exteriors of certain 2-knots | 1989-01-01 | Paper |
| Stable Isometry Structures and the Factorization of Q-Acyclic Stable Knots | 1989-01-01 | Paper |
| On the Reflexivity of Cappell-Shaneson 2-Knots | 1989-01-01 | Paper |
| Two-knot groups with torsion free Abelian normal subgroups of rank two | 1988-01-01 | Paper |
| Seifert Matrices and 6-Knots | 1988-01-01 | Paper |
| Three-dimensional Poincaré duality groups which are extensions | 1987-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3767507 | 1987-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3789860 | 1987-01-01 | Paper |
| Knot modules and the elementary divisor theorem | 1986-01-01 | Paper |
| Abelian normal subgroups of two-knot groups | 1986-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3025872 | 1986-01-01 | Paper |
| Finite Simple Even-Dimensional Knots | 1986-01-01 | Paper |
| On Metabelian Two-Knot Groups | 1986-01-01 | Paper |
| Seifert fibre spaces and Poincaré duality groups | 1985-01-01 | Paper |
| Topological concordance and F-isotopy | 1985-01-01 | Paper |
| The kernel of the cup product | 1985-01-01 | Paper |
| Links with infinitely many semifree periods are trivial | 1984-01-01 | Paper |
| Simple Locally Flat 3-Knots | 1984-01-01 | Paper |
| Polynomials determining Dedekind domains | 1984-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3339786 | 1984-01-01 | Paper |
| Corrigendum to: ``Aspherical four-manifolds and the centres of two-knot groups | 1983-01-01 | Paper |
| On the Alexander Polynomial of a Cyclically Periodic Knot | 1983-01-01 | Paper |
| Alexander Polynomials, Annihilator Ideals, and the Steintz-for-Smythe Invariant | 1982-01-01 | Paper |
| Blanchfield pairings with squarefree Alexander polynomial | 1981-01-01 | Paper |
| Finite knot modules and the factorization of certain simple knots | 1981-01-01 | Paper |
| New proofs of two theorems on periodic knots | 1981-01-01 | Paper |
| A link with Alexander module free which is not an homology boundary link | 1981-01-01 | Paper |
| Aspherical four-manifolds and the centres of two-knot groups | 1981-01-01 | Paper |
| Alexander ideals of links | 1981-01-01 | Paper |
| The Torres conditions are insufficient | 1981-01-01 | Paper |
| The factorization of simple knots | 1981-01-01 | Paper |
| Trivializing ribbon links by Kirby moves | 1980-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3854328 | 1980-01-01 | Paper |
| SPANNING LINKS BY NONORIENTABLE SURFACES | 1980-01-01 | Paper |
| Knots and links in low dimensions | 1979-01-01 | Paper |
| Longitudes of a Link and Principality of an Alexander Ideal | 1978-01-01 | Paper |
| Alexander Ideals and Chen Groups | 1978-01-01 | Paper |
| A non-homology boundary link with zero Alexander polynomial | 1977-01-01 | Paper |
| High dimensional knot groups which are not two-knot groups | 1977-01-01 | Paper |
