Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Otaka Akiko and Yanada Yoko and Hokura Akiko and Matsuda Kenji and Nakai Izumi,Determination of Trace Elements in Wheat Flour by X-Ray Fluorescence Analysis and Its Application to Identification of Their Production Area,BUNSEKI KAGAKU,05251931,The Japan Society for Analytical Chemistry,2009,58,12,1011-1022,https://cir.nii.ac.jp/crid/1390282679332115328,https://doi.org/10.2116/bunsekikagaku.58.1011