| Publication | Date of Publication | Type |
|---|
| Algebra and Number Theory | 2023-11-07 | Paper |
| One-Relator Groups: An Overview | 2023-05-26 | Paper |
| Groups of F-Type | 2023-05-16 | Paper |
| Geometry and Discrete Mathematics | 2022-08-17 | Paper |
| The Axiomatics of Free Group Rings | 2021-12-02 | Paper |
| Topics in infinite group theory. Nielsen methods, covering spaces, and hyperbolic groups | 2021-08-19 | Paper |
| On Magnus' Freiheitssatz and free polynomial algebras | 2021-03-10 | Paper |
| Faithful real representations of groups of $F$-type | 2020-09-18 | Paper |
| Elementary and universal equivalence of group rings | 2020-09-03 | Paper |
| On vector-valued Hecke forms | 2020-08-21 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5240048 | 2019-10-23 | Paper |
| Abstract Algebra | 2019-07-25 | Paper |
| Set: Highlights in algebra and geometry | 2018-10-25 | Paper |
| Geometry and discrete mathematics. A selection of highlights | 2018-09-27 | Paper |
| Orderable groups, elementary theory, and the Kaplansky conjecture | 2018-06-27 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5369662 | 2017-10-18 | Paper |
| Algebra and number theory. A selection of highlights | 2017-09-04 | Paper |
| On Turner’s theorem and first-order theory | 2017-04-21 | Paper |
| On secret sharing protocols | 2017-04-11 | Paper |
| Number Theory | 2016-08-18 | Paper |
| Something for nothing: some consequences of the solution of the Tarski problems | 2016-07-29 | Paper |
| Test Elements, Generic Elements and Almost Primitivity in Free Products | 2016-05-27 | Paper |
| https://portal.mardi4nfdi.de/entity/Q2944013 | 2015-09-07 | Paper |
| A course in mathematical cryptography | 2015-03-18 | Paper |
| Reflections on some aspects of infinite groups. | 2014-11-18 | Paper |
| The elementary theory of groups. A guide through the proofs of the Tarski conjectures. | 2014-08-22 | Paper |
| Tame Automorphisms of Elementary Free Groups | 2014-05-23 | Paper |
| A secret sharing scheme based on the Closest Vector Theorem and a modification to a private key cryptosystem | 2014-05-02 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5411615 | 2014-04-24 | Paper |
| Faithful representations of limit groups II | 2014-01-23 | Paper |
| A Proposed Alternative to the Shamir Secret Sharing Scheme | 2014-01-03 | Paper |
| All Finite Generalized Tetrahedon Groups II | 2014-01-03 | Paper |
| The Classification of One Relator Limit Groups and the Surface Group Conjecture | 2014-01-03 | Paper |
| Erratum to: ``A classification of conjugately separated abelian, commutative transitive and restricted Gromov one-relator groups | 2013-01-10 | Paper |
| https://portal.mardi4nfdi.de/entity/Q2894181 | 2012-06-29 | Paper |
| Growth rate of an endomorphism of a group | 2012-05-18 | Paper |
| A note on faithful representations of limit groups | 2012-05-18 | Paper |
| Quadratic properties in group amalgams | 2012-02-25 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3101028 | 2011-11-22 | Paper |
| Aspects of Nonabelian Group Based Cryptography: A Survey and Open Problems | 2011-07-11 | Paper |
| A note on Lyndon properties in one-relator groups. | 2011-06-22 | Paper |
| On asymptotic densities and generic properties in finitely generated groups | 2011-04-01 | Paper |
| Abstract Algebra | 2011-03-02 | Paper |
| Surface groups within Baumslag doubles | 2011-02-10 | Paper |
| Challenge response password security using combinatorial group theory | 2010-08-19 | Paper |
| VIRTUAL PROPERTIES OF CYCLICALLY PINCHED ONE-RELATOR GROUPS | 2009-06-30 | Paper |
| Generic Subgroups of Group Amalgams | 2009-03-23 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3614647 | 2009-03-09 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3614653 | 2009-03-09 | Paper |
| All Finite Generalized Tetrahedron Groups | 2009-02-09 | Paper |
| On Some Finiteness Properties in Infinite Groups | 2008-08-26 | Paper |
| A classification of conjugately separated abelian, commutative transitive, and restricted Gromov one-relator groups. | 2008-03-14 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3442567 | 2007-05-18 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3442572 | 2007-05-18 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3442573 | 2007-05-18 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3442592 | 2007-05-18 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3442617 | 2007-05-18 | Paper |
| Reflections on discriminating groups | 2007-04-17 | Paper |
| Cryptosystems using linear groups | 2006-10-25 | Paper |
| Notions of Discrimination | 2006-08-10 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5290045 | 2006-04-25 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5697155 | 2005-10-17 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4656953 | 2005-03-14 | Paper |
| The axiomatic closure of the class of discriminating groups. | 2005-02-08 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4463893 | 2004-06-08 | Paper |
| MALNORMAL SUBGROUPS OF FREE GROUPS | 2003-05-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4793061 | 2003-02-18 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3152676 | 2002-12-16 | Paper |
| Two generator subgroups of free products with commuting subgroups | 2002-08-22 | Paper |
| Groups whose universal theory is axiomatizable by quasi-identities | 2002-08-19 | Paper |
| Discriminating groups | 2002-05-29 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4942269 | 2001-06-20 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4946056 | 2001-01-22 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4794397 | 2001-01-01 | Paper |
| Amalgam decompositions for one-relator groups | 2000-03-07 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4244058 | 1999-11-22 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4257209 | 1999-08-09 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4226362 | 1999-05-13 | Paper |
| The isomorphism problem for a class of para-free groups | 1999-03-18 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4378140 | 1999-01-19 | Paper |
| A classification of fully residually free groups of rank three or less | 1998-09-09 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4374823 | 1998-02-16 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4346041 | 1998-01-11 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4348642 | 1997-08-19 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3123486 | 1997-04-24 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4884027 | 1997-04-10 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4867079 | 1996-11-24 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4866220 | 1996-09-30 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4866209 | 1996-09-02 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4866219 | 1996-08-15 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4309728 | 1996-06-30 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4866264 | 1996-04-18 | Paper |
| Classification of Finite Rings of Order p<sup>2</sup> | 1996-03-24 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4764469 | 1995-05-29 | Paper |
| On the Equivariant Formality of Kähler Manifolds With Finite Group Action | 1995-01-31 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4315617 | 1994-12-11 | Paper |
| Trace Classes and Quadratic Forms in the Modular Group | 1994-10-09 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4307564 | 1994-10-03 | Paper |
| Euler characteristic for one-relator products of cyclics | 1994-07-21 | Paper |
| COUNTING SUBGROUPS OF THE HECKE GROUPS | 1994-01-12 | Paper |
| On restricted gromov groups | 1992-09-27 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3993053 | 1992-09-17 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3972206 | 1992-06-25 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3972207 | 1992-06-25 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3972221 | 1992-06-25 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3360387 | 1991-01-01 | Paper |
| The euclidean bianchi group | 1990-01-01 | Paper |
| Ree — Mendelsohn pairs in generalized triangle groups | 1989-01-01 | Paper |
| Free subgroups and decompositions of one-relator products of cyclics. I: The Tits alternative | 1988-01-01 | Paper |
| Some Amalgam Structures for Bianchi Groups | 1988-01-01 | Paper |
| One-Relator Quotients and Free Products of Cyclics | 1988-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3829719 | 1988-01-01 | Paper |
| Fuchsian Embeddings in the Bianchi Groups | 1987-01-01 | Paper |
| The Normal Subgroup Structure of the Picard Group | 1987-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3795856 | 1987-01-01 | Paper |
| The free groups in the dihedral variety | 1986-01-01 | Paper |
| Cyclotomic equations and square properties in rings | 1986-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3741801 | 1986-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3749240 | 1986-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3318948 | 1984-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3308233 | 1983-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3946783 | 1981-01-01 | Paper |
| Congruence Subgroups of the Picard Group | 1980-01-01 | Paper |
| On the SQ-Universality of HNN Groups | 1979-01-01 | Paper |
| Sum of Squares Rings | 1977-01-01 | Paper |
| A Note on the Two-Square Theorem | 1977-01-01 | Paper |
| The SQ-Universality of Certain Arithmetically Defined Linear Groups | 1976-01-01 | Paper |
| Fuchsian Subgroups of the Picard Group | 1976-01-01 | Paper |
| The HNN and generalized free product structure of certain linear groups | 1975-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4052350 | 1974-01-01 | Paper |
