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Vinberg's characterization of Dynkin diagrams using subadditive functions with application to DTr-periodic modules
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Unzerlegbare Darstellungen endlich-dimensionaler Algebren
In: Jahresbericht der Deutschen Mathematiker-Vereinigung, Jg. 85 H. 2, S. 86-1051983
Unions of chains of indecomposable modules
In: Communications in Algebra, Jg. 3 H. 12, S. 1121-11441975


The structure of balanced rings
In: Proceedings of the London Mathematical Society, Jg. 26 H. 3, S. 446-4621973
The spectrum of a finite dimensional algebra
In: Ring theory. Proceedings of the 1978 Antwerp Conference, Jg. 51, S. 535-5971979
The spectral radius of the Coxeter transformations for a generalized Cartan matrix
In: Mathematische Annalen, Jg. 300 H. 1, S. 331-3391994
The representations of tame hereditary algebras
In: Representation theory of algebras: proceedings of the Philadelphia Conference, Jg. 37, S. 329-3531978
The representation type of local algebras
In: Representations of Algebras. Proceedings of the International Conference Ottawa 1974, Jg. 488, S. 282-3051975
The regular components of the Auslander-Reiten quiver of a tilted algebra
In: Chinese Annals of Mathematics, B, Jg. 9 H. 1, S. 1-181988
The rational invariants of the tame quivers
In: Inventiones mathematicae, Jg. 58 H. 3, S. 217-2391980
The preprojective algebra of a modulated graph
In: Representation Theory II. Proceedings of the Second International Conference on Representations of Algebras, Ottawa, Carleton University, August 13-25, 1979: No. 2, Jg. 832, S. 216-2311980
The module theoretical approach to quasi-hereditary algebras
In: Representations of Algebras and Related Topics, Jg. 168, S. 200-2241992
The intersection property of amalgamations
In: Journal of pure and applied algebra, Jg. 2 H. 4, S. 341-3421972
The indecomposable representations of the dihedral 2-groups
In: Mathematische Annalen, Jg. 214, S. 19-341975
The Hochschild cocycle corresponding to a long exact sequence
In: Tsukuba Journal of Mathematics, Jg. 14 H. 2, S. 489-4961990

The dimension of a quasi-hereditary algebra
In: Topics in Algebra. 1: Rings and representations of algebras, Jg. 26,1, S. 263-2711990
The derived category of a tubular algebra
In: Representation Theory I: Finite dimensional algebras: Proceedings of the Fourth International Conference on Representations of Algebras, held in Ottawa, Canada, August 16-25, ... Part 1, Jg. 1177, S. 156-1801986
The composition algebra of a cyclic quiver
In: Proceedings of the London Mathematical Society : Ser. 3, Jg. 66, S. 507-5371993
The category of modules with good filtrations over a quasi-heriditary algebra has almost split sequences
In: Mathematische Zeitschrift, Jg. 208 H. 1, S. 209-2231991


The canonical algebras (with an appendix by W. Crawley-Boevey)
In: Topics in Algebra. 1: Rings and representations of algebras, Jg. 26,1, S. 407-4321990
The braid group action on the set of exceptional sequences of a hereditary artin algebra
In: Abelian group theory and related topics: Conference on Abelian Groups, August 1 - 7, 1993, Oberwolfach, Germany, Jg. 171, S. 339-3521994
Tame algebras: (on algorithms for solving vector space problems, II)
In: Representation Theory I: Proceedings of the Workshop on the Present Trends in Representation Theory, Ottawa, Carleton University, August 13-18, 1979: No. 1, Jg. 831, S. 137-2871980
Sur la conjecture de Brauer-Thrall
In: Comptes rendus hebdomadaires des séances de l' Académie des Sciences, Jg. 276, S. 1441-14421973
Socle determined categories of representations of artinian hereditary tensor algebras
In: Journal of algebra, Jg. 64 H. 1, S. 249-2691980

