Hamdi Sahraoui และ Mohamed Hachicha. (2016) Determination of trace elements in mine soil samples using portable X-ray fluorescencespectrometer: A comparative study with ICP-OES. <i>KKU Engineering Journal</i>, <i>43</i>(3), 162-165.Hamdi Sahraoui และ Mohamed Hachicha. "Determination of trace elements in mine soil samples using portable X-ray fluorescencespectrometer: A comparative study with ICP-OES". KKU Engineering Journal 43 (2016):162-165.Hamdi Sahraoui และ Mohamed Hachicha. Determination of trace elements in mine soil samples using portable X-ray fluorescencespectrometer: A comparative study with ICP-OES. Faculty of Engineering, Khon Kaen University:ม.ป.ท. 2016.