Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) GU Jiyan and HANNA Summer and JONES Bradley T.,A Portable Tungsten Coil Atomic Emission Spectrometer for the Simultaneous Determination of Metals in Water and Soil Samples,Analytical Sciences,09106340,The Japan Society for Analytical Chemistry,2011,27,5,523,https://cir.nii.ac.jp/crid/1390001204260935936,https://doi.org/10.2116/analsci.27.523