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<http://webisa.webdatacommons.org/320030770>	<http://www.w3.org/ns/prov#value>	"Su Wen W School of Environmental Science and Engineering, Guangdong University of Technology, No. 100, Waihuan Xi Road, 510006 Guangzhou, PR - - 2014 The work mainly presented a laboratory-scale investigation on an effective process to extract a value-added product from municipal excess sludge." .
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