Full article: DIRECT SUM DECOMPOSITION OF THE PRODUCT OF PREINJECTIVE MODULES OVER RIGHT PURE SEMISIMPLE HEREDITARY RINGS
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Amazon.com: Hereditary Noetherian Prime Rings and Idealizers (Mathematical Surveys and Monographs) (Mathematical Surveys and Monographs, 174): 9780821853504: Lawrence S. Levy, J. Chris Robson: Books
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Module Theory: Endomorphism Rings and Direct Sum Decompositions in Some Classes of Modules (Progress in Mathematics #167) (Hardcover) | Wild Rumpus
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Module Theory: Endomorphism rings and direct sum decompositions in some classes of modules (Modern Birkhäuser Classics): Facchini, Alberto: 9783034803021: Amazon.com: Books
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