Open Access
Winter 2002 Semiregular, Semiperfect and Perfect Rings Relative to an Ideal
Mohamed F. Yousif, Yiqiang Zhou
Rocky Mountain J. Math. 32(4): 1651-1671 (Winter 2002). DOI: 10.1216/rmjm/1181070046
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Vol.32 • No. 4 • Winter 2002
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