| Publication | Date of Publication | Type |
|---|
| https://portal.mardi4nfdi.de/entity/Q6109863 | 2023-07-04 | Paper |
| Cours sur les Variétés Complexes | 2022-10-24 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5450056 | 2008-03-19 | Paper |
| Mathematical Survey Lectures 1943–2004 | 2006-08-10 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5479470 | 2006-07-10 | Paper |
| Social choice and topology: a case of pure and applied mathematics. | 2005-11-03 | Paper |
| Lattices, \(\ell _2\)-Betti numbers, deficiency, and knot groups | 2005-09-28 | Paper |
| Idempotents in a complex group algebra, projective modules, and the von Neumann algebra | 2002-09-09 | Paper |
| Introduction to \(\ell_2\)-methods in topology: Reduced \(\ell_2\)-homology, harmonic chains, \(\ell_2\)-Betti numbers | 2000-11-19 | Paper |
| Approximating \(\ell_2\)-Betti numbers of an amenable covering by ordinary Betti numbers | 2000-10-19 | Paper |
| Birth of fibre spaces, and homotopy | 1999-06-29 | Paper |
| 4-manifolds, group invariants, and \(l_2\)-Betti numbers | 1998-09-07 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3838502 | 1998-01-01 | Paper |
| Mathematics: Questions and Answers | 1997-11-11 | Paper |
| Projective and Hilbert modules over group algebras, and finitely dominated spaces | 1997-09-01 | Paper |
| Manifolds of even dimension with amenable fundamental group | 1997-03-11 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4311813 | 1996-02-20 | Paper |
| On the 100th birthday of Heinz Hopf | 1995-09-17 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4308211 | 1994-10-04 | Paper |
| Georges de Rham 1903--1990 | 1993-04-01 | Paper |
| Amenable groups and Euler characteristic | 1993-01-11 | Paper |
| Continuous solutions of linear equations---an old problem, its history, and its solution | 1992-06-28 | Paper |
| Hurwitz-Radon matrices and periodicity modulo 8 | 1989-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3762275 | 1987-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3785612 | 1987-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3803329 | 1987-01-01 | Paper |
| Cyclic homology of groups and the Bass conjecture | 1986-01-01 | Paper |
| Galois action on algebraic matrix groups, Chern classes, and the Euler class | 1985-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3718930 | 1985-01-01 | Paper |
| The p ‐periodicity of the groups GL ( n, O s ( K )) and SL( n, O s ( K )) | 1984-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3698999 | 1984-01-01 | Paper |
| Poincaré duality groups of dimension two. II | 1983-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3042004 | 1983-01-01 | Paper |
| Plane motion groups and virtual Poincaré duality of dimension two | 1982-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q4744463 | 1982-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3961641 | 1981-01-01 | Paper |
| Some recent developments in the homology theory of groups. (Groups of finite and virtually finite dimension) | 1980-01-01 | Paper |
| On the Euler class of representations of finite groups over real fields | 1980-01-01 | Paper |
| Poincaré duality groups of dimension two | 1980-01-01 | Paper |
| Rational representations of finite groups and their Euler class | 1979-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3853824 | 1979-01-01 | Paper |
| Relative homology and Poincaré duality for group pairs | 1978-01-01 | Paper |
| Aspherical manifolds and higherdimensional knots | 1976-01-01 | Paper |
| Cobordism for Poincaré duality groups | 1976-01-01 | Paper |
| Amalgamated free products of groups and homological duality | 1974-01-01 | Paper |
| Finiteness properties of duality groups | 1974-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5668987 | 1973-01-01 | Paper |
| Groups with homological duality generalizing Poincaré duality | 1973-01-01 | Paper |
| On the Schur multiplicator of a central quotient of a direct product of groups | 1973-01-01 | Paper |
| Corrigendum to: On the homology of central group extensions. II: The exact sequence in the general case | 1973-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5682492 | 1972-01-01 | Paper |
| On the homology theory of central group extensions. I: The commutator map and stem extensions | 1972-01-01 | Paper |
| Zum Gedenken an Heinz Hopf | 1972-01-01 | Paper |
| On the homology theory of central group extensions. II: The exact sequence in the general case | 1972-01-01 | Paper |
| On central group extensions and homology | 1971-01-01 | Paper |
| In memory of Heinz Hopf | 1971-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5610910 | 1971-01-01 | Paper |
| On exact sequences in the homology of groups and algebras | 1970-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5603054 | 1970-01-01 | Paper |
| Commuting limits with colimits | 1969-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5562534 | 1968-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5563241 | 1968-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5588414 | 1968-01-01 | Paper |
| Filtrations, associated graded objects and completions | 1967-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5538986 | 1967-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5538987 | 1967-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5550852 | 1967-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5580162 | 1967-01-01 | Paper |
| Exact couples in an Abelian category | 1966-01-01 | Paper |
| Composition functors and spectral sequences | 1966-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5516064 | 1965-01-01 | Paper |
| Unions and intersections in homotopy theory | 1964-01-01 | Paper |
| Group-like structures in general categories. II: Equalizers, limits, lengths. III: Primitive categories | 1963-01-01 | Paper |
| A natural transformation in homotopy theory and a theorem of G.W. Whitehead | 1963-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5338753 | 1963-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5722802 | 1962-01-01 | Paper |
| Homotopie und Homologie | 1962-01-01 | Paper |
| Group-like structures in general categories. I. Multiplications and comultiplications | 1962-01-01 | Paper |
| Algebraic homotopy groups and Frobenius algebras | 1962-01-01 | Paper |
| Structure maps in group theory | 1961-01-01 | Paper |
| Operators and cooperators in homotopy theory | 1960-01-01 | Paper |
| Homotopy groups of maps and exact sequences | 1960-01-01 | Paper |
| ON THE HOMOLOGY AND HOMOTOPY DECOMPOSITION OF CONTINUOUS MAPS | 1959-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3268808 | 1959-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3268804 | 1958-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3268805 | 1958-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3268806 | 1958-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3268807 | 1958-01-01 | Paper |
| Groupes d'homotopie et dualité | 1958-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3244843 | 1957-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q3235362 | 1956-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5828467 | 1954-01-01 | Paper |
| Räume mit Mittelbildungen | 1954-01-01 | Paper |
| On Complexes with Operators | 1953-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5821615 | 1953-01-01 | Paper |
| Über injektive Moduln | 1953-01-01 | Paper |
| A class of compact, complex manifolds which are not algebraic | 1953-01-01 | Paper |
| Cohomology of groups and transfer | 1953-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5816027 | 1952-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5804673 | 1951-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5804707 | 1951-01-01 | Paper |
| Cartesisches und Alexandersches Produkt in der Cohomologietheorie | 1950-01-01 | Paper |
| On fibering spheres by toruses | 1949-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5791071 | 1949-01-01 | Paper |
| Coverings and Betti numbers | 1949-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5801507 | 1949-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5802729 | 1949-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5802730 | 1949-01-01 | Paper |
| On Infinite Complexes with Automorphisms | 1947-01-01 | Paper |
| On Complexes Over a Ring and Restricted Cohomology Groups | 1947-01-01 | Paper |
| On Complexes Over a Ring and Restricted Cohomology Groups | 1947-01-01 | Paper |
| Der Kohomologie-Ring einer beliebigen Gruppe | 1946-01-01 | Paper |
| Harmonic functions and boundary value problems on a chain complex | 1945-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5842783 | 1944-01-01 | Paper |
| Über monothetische Gruppen | 1944-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5783298 | 1943-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5837244 | 1943-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5837245 | 1943-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5840195 | 1943-01-01 | Paper |
| Stetige Lösungen linearer Gleichungssysteme | 1943-01-01 | Paper |
| Gruppentheoretischer Beweis des Satzes von Hurwitz-Radon über die Komposition quadratischer Formen | 1943-01-01 | Paper |
| https://portal.mardi4nfdi.de/entity/Q5783182 | 1942-01-01 | Paper |
| Über die Homotopiegruppen von Gruppenräumen. | 1942-01-01 | Paper |
| Über stetige Lösungen linearer Gleichungssysteme. | 1942-01-01 | Paper |
| Systeme von Richtungsfeldern in Sphären und stetige Lösungen komplexer linearer Gleichungen | 1942-01-01 | Paper |
| Zur Homotopietheorie gefaserter Räume | 1941-01-01 | Paper |
| Über die Homotopiegruppen von Gruppenräumen | 1941-01-01 | Paper |
