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Estimation of Lead (Pb) in Toys Using X-Ray Fluorescence Te..:

Sandipayan Dutta ; Smriti Srivastava ; Soma Panda...
http://www.jkimsu.com/jkimsu-vol5no1/JKIMSU,%20Vol.%205,%20No.%201,%20Jan-March%202016%20Page%20110-115.pdf.  , 2016