The braid group action on the set of exceptional sequences of a hereditary artin algebra
Ringel, Claus Michael ; Göbel, Rüdiger (Ed.)In: Abelian group theory and related topics: Conference on Abelian Groups, August 1 - 7, 1993, Oberwolfach, Germany, Vol. 171, page 339-3521994Algebras whose Auslander-Reiten quivers have large regular components
Crawley-Boevey, William ; Ringel, Claus MichaelIn: Journal of Algebra, Vol. 153 Issue 2, page 494-5161992Auslander algebras as quasi-hereditary algebras
Dlab, Vlastimil ; Ringel, Claus MichaelIn: Journal of the London Mathematical Society : Ser. 2, Vol. 39 Issue 3, page 457-4661989Auslander-Reiten sequences with few middle terms and applications to string algebras
Butler, M. C. R. ; Ringel, Claus MichaelIn: Communications in Algebra, Vol. 15 Issue 1-2, page 145-1791987Balanced local rings with commutative residue fields
Dlab, Vlastimil ; Ringel, Claus MichaelIn: Bulletin of the American Mathematical Society, Vol. 78 Issue 5, page 771-7751972Balanced rings
Dlab, Vlastimil ; Ringel, Claus MichaelIn: Lectures on rings and modules, Vol. 246, page 73-1431972Binary polyhedral groups and Euclidean diagrams
Happel, Dieter ; Preiser, Udo ; Ringel, Claus MichaelIn: Manuscripta mathematica, Vol. 31 Issue 1-3, page 317-3291980Bricks in hereditary length categories
Ringel, Claus MichaelIn: Resultate der Mathematik, Vol. 6, page 64-701983A bypass of an arrow is sectional
Crawley-Boevey, William ; Happel, Dieter ; Ringel, Claus MichaelIn: Archiv der Mathematik, Vol. 58 Issue 6, page 525-5281992The canonical algebras (with an appendix by W. Crawley-Boevey)
Crawley-Boevey, William ; Ringel, Claus Michael ; Balcerzyk, Stanislaw (Ed.)In: Topics in Algebra. 1: Rings and representations of algebras, Vol. 26,1, page 407-4321990The category of good modules over a quasi-hereditary algebra has almost split sequences
Ringel, Claus Michael1989The category of modules with good filtrations over a quasi-heriditary algebra has almost split sequences
Ringel, Claus MichaelIn: Mathematische Zeitschrift, Vol. 208 Issue 1, page 209-2231991A class of balanced non-uniserial rings
Dlab, Vlastimil ; Ringel, Claus MichaelIn: Mathematische Annalen, Vol. 195 Issue 2, page 279-2911972A class of bounded hereditary noetherian domains
Dlab, Vlastimil ; Ringel, Claus MichaelIn: Journal of Algebra, Vol. 92 Issue 2, page 311-3211985Coherent tubes
d'Este, Gabriella ; Ringel, Claus MichaelIn: Journal of algebra, Vol. 87 Issue 1, page 150-2011984Commutative QF-1 rings
Ringel, Claus MichaelIn: Proceedings of the American Mathematical Society, Vol. 42 Issue 2, page 365-3681974The composition algebra of a cyclic quiver
Ringel, Claus MichaelIn: Proceedings of the London Mathematical Society : Ser. 3, Vol. 66, page 507-5371993A construction for quasi-hereditary algebras
Dlab, Vlastimil ; Ringel, Claus MichaelIn: Compositio Mathematica, Vol. 70 Issue 2, page 155-1751989A construction of rings whose injective hulls allow a ring structure
Dlab, Vlastimil ; Ringel, Claus MichaelIn: The journal of the Australian Mathematical Society, Vol. 16 Issue 01, page 7-131973