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Qingming Shen and Jianmin Gao
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Pág. 530
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W C Godoi, K de Geus, R R da Silva and V Swinka Filho
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Pág. 533
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K Arunmuthu, P Arun Kumar, T Saravanan, John Philip, T Jayakumar and Baldev Raj
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Pág. 540
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C Pieringer and D Mery
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Pág. 548
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A Senalik, F C Beall and H Reis
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Pág. 553
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E Ebrahimi and K Mollazade
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Pág. 561
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