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1Digital revistaSCIELO
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2Digital revistaSCIELO
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4by Liu,Yan-Qun, Qin,Li, li,Yu-Ping, Wang,Huan, Xia,Run-Xi, Qi,Yong-Hong, li,Xi-Sheng, Lu,Cheng, Xiang,Zhong-Huai
Published 2010Digital revistaSCIELO