| Publication | Date of Publication | Type |
|---|
| Reduced finitary incidence algebras and their automorphisms | 2022-03-17 | Paper |
| \(\aleph_k\)-free cogenerators | 2021-07-02 | Paper |
| An Extension of M. C. R. Butler’s Theorem on Endomorphism Rings | 2020-07-14 | Paper |
| Indecomposable ideals of finitary incidence algebras | 2020-04-07 | Paper |
| Normal subgroups of the group of units of incidence algebras | 2019-12-19 | Paper |
| $\aleph_k$-free cogenerators | 2019-09-02 | Paper |
| Local automorphisms of finitary incidence algebras | 2018-01-12 | Paper |
| Automorphisms of the endomorphism algebra of a free module | 2016-12-29 | Paper |
| Finitary incidence algebras and idealizations | 2016-12-20 | Paper |
| Local multiplication maps on F[x] | 2015-02-23 | Paper |
| Localizations of tensor products. | 2014-08-13 | Paper |
| https://portal.mardi4nfdi.de/entity/Q2911234 | 2012-09-12 | Paper |
| Homomorphisms of Finitary Incidence Algebras | 2012-08-23 | Paper |
| Zassenhaus rings as idealizations of modules | 2012-05-04 | Paper |
| Zassenhaus algebras. | 2012-01-12 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3656534 | 2010-01-13 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3182295 | 2009-10-08 | Paper |
| Rings with Zassenhaus Families of Ideals | 2008-07-23 | Paper |
| Quasi-localizations of \(\mathbb{Z}\). | 2008-04-01 | Paper |
| Additive groups of zero square rings. | 2007-10-26 | Paper |
| Quasi-co-local subgroups of Abelian groups. | 2007-09-03 | Paper |
| An extension of Zassenhaus' theorem on endomorphism rings | 2007-05-30 | Paper |
| Left rigid rings. | 2007-04-11 | Paper |
| Co-local subgroups of Abelian groups. II. | 2006-12-07 | Paper |
| AE-rings. | 2006-09-28 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5483532 | 2006-08-15 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5697154 | 2005-10-17 | Paper |
| Quasi-e-locally cyclic torsion-free abelian groups | 2005-08-29 | Paper |
| Automorphism groups of geometric lattices. | 2005-04-19 | Paper |
| Localizations of torsion-free Abelian groups. II. | 2005-04-07 | Paper |
| AA-Rings | 2005-01-24 | Paper |
| Localizations of torsion-free Abelian groups. | 2004-09-23 | Paper |
| Stacked bases theorem for Butler groups | 2004-06-14 | Paper |
| Torsion-free modules of finite rank over a discrete valuation ring. | 2004-03-14 | Paper |
| \(M\)-free Abelian groups. | 2003-12-03 | Paper |
| Completely decomposable Abelian groups with a distinguished cd subgroup. | 2003-12-03 | Paper |
| Two-sided E-rings. | 2003-11-19 | Paper |
| A-Rings | 2003-09-09 | Paper |
| Nil R-Mod Abelian Groups | 2003-05-11 | Paper |
| Self-Free Modules and E-Rings | 2003-04-14 | Paper |
| Co-purely indecomposable modules over discrete valuation rings | 2002-08-07 | Paper |
| Endomorphism rings of \(B_2\)-groups of infinite rank | 2001-05-29 | Paper |
| BR-groups with critical type set (1, 2) | 2001-02-05 | Paper |
| Finite rank Butler groups and torsion-free modules over a discrete valuation ring | 2000-11-22 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4270334 | 2000-04-13 | Paper |
| Representation Type of Posets and Finite Rank Butler Groups | 1999-04-08 | Paper |
| Representation type of finite rank almost completely decomposable groups | 1998-12-02 | Paper |
| Automorphism groups of feelds.II | 1998-11-10 | Paper |
| Free modules with two distinguished submodules | 1998-03-10 | Paper |
| Classification of modules with two distinguished pure submodules and bounded quotients | 1997-04-15 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5688689 | 1997-03-16 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4865857 | 1996-07-14 | Paper |
| Representations of finite posets and near-isomorphism of finite rank Butler groups | 1996-01-31 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4333324 | 1996-01-01 | Paper |
| Automorphism groups of fields | 1995-11-12 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3140867 | 1995-02-13 | Paper |
| Indecomposable Modules Over Nagata Valuation Domains | 1995-01-02 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3138577 | 1994-12-19 | Paper |
| On locally finite \(p\)-groups and a problem of Philip Hall's | 1994-09-18 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3140866 | 1993-12-05 | Paper |
| Block rigid almost completely decomposable groups and lattices over multiple pullback rings | 1993-08-17 | Paper |
| Butler groups with finite typesets and free groups with distinguished subgroups | 1993-06-29 | Paper |
| On thickness and decomposability of abelian \(p\)-groups | 1993-06-29 | Paper |
| Separable pure subgroups of completely decomposable torsion-free abelian groups | 1993-02-10 | Paper |
| Automorphisms of Torsion-Free Nilpotent Groups of Class Two | 1993-01-16 | Paper |
| Rings whose additive endomorphisms are multiplicative | 1992-06-28 | Paper |
| On basic subgroups of IIz | 1992-06-28 | Paper |
| On a class of abelian p-groups | 1992-06-28 | Paper |
| Separable Abelian \(p\)-groups having certain prescribed chains | 1992-06-26 | Paper |
| Large \(E\)-modules exist | 1992-06-26 | Paper |
| Rings whose additive endomorphisms are ring endomorphisms | 1992-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3363406 | 1992-01-01 | Paper |
| Outer automorphisms of groups | 1991-01-01 | Paper |
| Countable Butler groups and vector spaces with four distinguished subspaces | 1991-01-01 | Paper |
| The Functor Bext under the Negation of CH | 1991-01-01 | Paper |
| Torsion-free nilpotent groups and E-modules | 1990-01-01 | Paper |
| Butler Groups of Infinite Rank II | 1990-01-01 | Paper |
| On pure subgroups of Cartesian products of integers | 1989-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3035503 | 1989-01-01 | Paper |
| Preradicals induced by torsion free abelian groups | 1989-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3825242 | 1989-01-01 | Paper |
| On socles of Abelian p-groups in L | 1988-01-01 | Paper |
| On some subgroups of infinite rank Butler groups | 1988-01-01 | Paper |
| Infinite Rank Butler Groups | 1988-01-01 | Paper |
| On the Jacobson Radical of Some Endomorphism Rings | 1988-01-01 | Paper |
| COUNTABLE RINGS AS ENDOMORPHISM RINGS | 1988-01-01 | Paper |
| On Torsion-Free Abelian k-Groups | 1987-01-01 | Paper |
| Large E-rings exist | 1987-01-01 | Paper |
| Singly cogenerated annihilator classes | 1987-01-01 | Paper |
| All Infinite Groups are Galois Groups Over any Field | 1987-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3803236 | 1987-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3812349 | 1987-01-01 | Paper |
| On reduced products of Abelian groups | 1985-01-01 | Paper |
| On radicals and products | 1985-01-01 | Paper |
| Countable mixed Abelian groups with very nice full-rank subgroups | 1985-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3729172 | 1985-01-01 | Paper |
| REPRESENTATION OF ALGEBRAS OVER A COMPLETE DISCRETE VALUATION RING | 1984-01-01 | Paper |
| Torsion-Free Abelian Groups with Prescribed Finitely Topologized Endomorphism Rings | 1984-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3693713 | 1984-01-01 | Paper |
| Arbitrary torsion classes and almost free abelian groups | 1983-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3039568 | 1983-01-01 | Paper |
| Arbitrary torsion classes of abelian groups* | 1983-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3669640 | 1983-01-01 | Paper |
| Every Cotorsion-Free Ring is an Endomorphism Ring | 1982-01-01 | Paper |
| On endomorphism rings of primary Abelian groups | 1982-01-01 | Paper |
| Every cotorsion-free algebra is an endomorphism algebra | 1982-01-01 | Paper |
| Fast freie Abelsche Gruppen mit Endomorphismenring Z | 1981-01-01 | Paper |
| Quotients of reflexive modules | 1981-01-01 | Paper |
| Die Kollineationsgruppe verallgemeinerter Andre-Ebenen mit Homologien | 1980-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3689775 | 1980-01-01 | Paper |
| Die Struktur kartesischer Produkte ganzer Zahlen modulo kartesische Produkte ganzer Zahlen | 1979-01-01 | Paper |
| Verallgemeinerte Andre-Ebenen mit Epimorphismen auf Hjelmslev-Ebenen | 1979-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4179179 | 1979-01-01 | Paper |
| Moufang-Hjelmslev-Ebenen | 1977-01-01 | Paper |
| Eine Kennzeichnung der endlichen desarguesschen Hjelmslev-Ebenen | 1976-01-01 | Paper |
| Charakterisierungen endlicher Desarguesscher uniformer Hjelmslev-Ebenen | 1974-01-01 | Paper |
