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Zur Homotopietheorie gefaserter Räume.- Über die Homotopiegruppen von Gruppenräumen.- Systeme von Richtungsfeldern in Sphären und stetige Lösungen komplexer linearer Gleichungen.- L'idée de dimension.- Stetige Lösungen linearer Gleichungssysteme.- Gruppentheoretischer Beweis des Satzes von Hurwitz-Radon über die Komposition quadratischer Formen.- Topologie und Algebra.- Über monothetische Gruppen.- Harmonische Funktionen und Randwertaufgaben in einem Komplex.- Der Cohomologie-Ring einer beliebigen Gruppe.- Coverings and Betti numbers.- Formes différentielles et métrique hermitienne sans torsion. I. Structure complexe, formes pures.- Formes différentielles et métrique hermitienne sans torsion. II. Formes de classe k; formes analytiques.- Sur les variétés closes à métrique hermitienne sans torsion.- Quelques propriétés globales des variétés kählériennes.- Espaces fibrés et homotopie.- Sur l'intégrabilité des structures presque complexes.- Complex-analytic manifolds.- On complexes with operators.- Über injektive Moduln.- Cohomology of groups and transfer.- A class of compact, complex manifolds which are not algebraic.- Structures complexes et transformations infinitésimales.- Räume mit Mittelbildungen.- Zur Cohomologietheorie von Räumen und Gruppen.- Homotopie et dualité.- Groupes d'homotopie et dualité. Groupes absolus.- Groupes d'homotopie et dualité. Suites exactes.- Groupes d'homotopie et dualité. Coefficients.- Transgression homotopique et cohomologique.- Décomposition homologique d'un polyèdre simplement connexe.- On the homology and homotopy decomposition of continuous maps.- Groupes d'homotopie et dualité.- Structure maps in group theory.- Group-like structures in general categories I. Multiplications and comultiplications.- Homotopie und Homologie.- Generalized means.- Homotopy and cohomology theory.- Unions and intersections in homotopy theory.- Composition functors and spectral sequences.- Commuting limits with colimits.- Continuous solutions of linear equations - some exceptional dimensions in topology.- Le groupe des types simples d'homotopie sur un polyèdre.- Simple homotopy type and categories of fractions.- On central group extensions and homology.- On the homology theory of central group extensions: I - The commutator map and stem extensions.- On the Schur multiplicator of a central quotient of a direct product of groups.- Groups with homological duality generalizing Poincaré duality.- Finiteness properties of duality groups.- Aspherical manifolds and higher-dimensional knots.- Cobordism for Poincaré duality groups.- Rational representations of finite groups and their Euler class.- Two-dimensional Poincaré duality groups and pairs.- On the Euler class of representations of finite groups over real fields.- Some recent developments in the homology theory of groups (Groups of finite and virtually finite dimension).- Poincaré duality groups of dimension two.- Chern classes of group representations over a number field.- Plane motion groups and virtual Poincaré duality of dimension two.- Poincaré duality groups of dimension two, II.- Profinite Chern classes for group representations.- The p-periodicity of the groups GL (n, Os(K)) and SL(n, Os(K)).- Galois action on algebraic matrix groups, Chern classes and the Euler class.- Poincaré duality groups of dimension two are surface groups.- Cyclic homology of groups and the Bass conjecture.- Notes.- I. Homotopy groups and fiber spaces.- II. Continuous solutions of linear equations.- III. Cohomology of groups.- IV. Homological algebra, transfer.- V. Duality in homotopy theory.- VI. Duality groups, Poincaré duality.- Bibliography of the publications of B. Eckmann.- List of Ph.D. Theses written under the supervision of B. Eckmann.