On non-semiregular components containing paths from injective to projective modules
Flávio Ulhoa Coelho Marcelo Américo Lanzilotta
São Paulo IME-USP 2002
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IME - Inst. Matemática e Estatística
(IME-RT-M QA170.RT I591 2002 v.01 e.1 ) and other locations(GetIt)