The preprojective algebra of a modulated graph
Dlab, Vlastimil ; Ringel, Claus Michael ; Dlab, Vlastimil (Hrsg.) ; Gabriel, Peter (Hrsg.)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. 216-2311980The representations of tame hereditary algebras
Dlab, Vlastimil ; Ringel, Claus Michael ; Gordon, Robert (Hrsg.)In: Representation theory of algebras: proceedings of the Philadelphia Conference, Jg. 37, S. 329-3531978Hereditary artinian rings of finite representation type
Dowbor, P. ; Ringel, Claus Michael ; Simson, Daniel ; Dlab, Vlastimil (Hrsg.) ; Gabriel, Peter (Hrsg.)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. 232-2411980Vinberg's characterization of Dynkin diagrams using subadditive functions with application to DTr-periodic modules
Happel, Dieter ; Preiser, Udo ; Ringel, Claus Michael ; Dlab, Vlastimil (Hrsg.) ; Gabriel, Peter (Hrsg.)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. 280-2941980The derived category of a tubular algebra
Happel, Dieter ; Ringel, Claus Michael ; Dlab, Vlastimil (Hrsg.) ; Gabriel, Peter (Hrsg.) ; Michler, Gerhard (Hrsg.)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. 156-1801986Report on the Brauer-Thrall conjectures: Rojter's theorem and the theorem of Nazarova and Rojter (on algorithms for solving vectorspace problems. I)
Ringel, Claus Michael ; Dlab, Vlastimil (Hrsg.) ; Gabriel, Peter (Hrsg.)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. 104-1361980The representation type of local algebras
Ringel, Claus Michael ; Dlab, Vlastimil (Hrsg.) ; Gabriel, Peter (Hrsg.)In: Representations of Algebras. Proceedings of the International Conference Ottawa 1974, Jg. 488, S. 282-3051975Tame algebras: (on algorithms for solving vector space problems, II)
Ringel, Claus Michael ; Dlab, Vlastimil (Hrsg.) ; Gabriel, Peter (Hrsg.)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. 137-2871980Four papers on problems in linear algebra
Ringel, Claus Michael ; Gelfand, Izrail M. (Hrsg.)In: Representation theory. Selected papers, Jg. 69, S. 141-1561982The braid group action on the set of exceptional sequences of a hereditary artin algebra
Ringel, Claus Michael ; Göbel, Rüdiger (Hrsg.)In: Abelian group theory and related topics: Conference on Abelian Groups, August 1 - 7, 1993, Oberwolfach, Germany, Jg. 171, S. 339-3521994Kawada's theorem
Ringel, Claus Michael ; Göbel, Rüdiger (Hrsg.) ; Walker, Elbert (Hrsg.)In: Abelian Group Theory. Proceedings of the Oberwolfach Conference, January 12–17, 1981, Jg. 874, S. 431-4461981