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A. M. Aghdam       Rings on indecomposable torsion free groups of rank two       Int. Math. Forum, Vol. 1, 2006, no. 1-4, 141 - 146       http://dx.doi.org/10.12988/imf.2006.06014
Copyright © 2006 A. M. Aghdam. This article is distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
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