%0 Journal Article %T Online Determination of Sm, Eu and Yb in Environmental Samples by Inductively Coupled Plasma ¨C Optical Emission Spectrometry %A J. Dilip Kumar %A P. Reddy Prasad %A B. Krishna Priya %A P. Subrahmanyam S. Ramanaiah %J Journal of Chemistry %D 2007 %I Hindawi Publishing Corporation %R 10.1155/2007/650158 %U http://dx.doi.org/10.1155/2007/650158