Papers by Lidia Angeleri Hügel
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dvi;
abstract
Covers and envelopes via endoproperties of modules
Proceedings of the London Mathematical Society 86 (2003) 649-665.
dvi;
abstract
On the existence of left and right almost split morphisms
See also
Angeleri Hügel and Trlifaj
Angeleri Hügel, Herbera and Trlifaj