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中国科学院数学与系统科学研究院期刊网
ISSN 1439-8516 CN 11-2039/O1
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Additive preservers of idempotence and Jordan (ring and ring anti-) homorphisms between rings of square matrices
Xian Zhang, Chong Guang CAO
Acta Mathematica Sinica . 2009, (
4
): 0 -0 .