daradara39 documents

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Documents http www sciencedirect com science ob=MImg& imagekey=B6TFR-4SX3NV6-1-1& cdi=5233& user=3265779& orig=search& coverDate=07%2F04%2F2008& sk=999999999&view=c&wchp=dGLbVlb-zSkzk&md5=c44b1689834559a7c0bee6983edcb680&ie=