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@article{BAG_1985__19_138293, author = {REINHARD THRON}, title = {Characterizations of the anti-exchange closure}, journal = {Beitr\"age zur Algebra und Geometrie}, pages = {65--74}, publisher = {mathdoc}, volume = {19}, year = {1985}, zbl = {0565.06005}, url = {http://geodesic.mathdoc.fr/item/BAG_1985__19_138293/} }
REINHARD THRON. Characterizations of the anti-exchange closure. Beiträge zur Algebra und Geometrie, Tome 19 (1985), pp. 65-74. http://geodesic.mathdoc.fr/item/BAG_1985__19_138293/