Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KOIKE Yuya and SUZUKI Ryoichiro and OCHI Kotaro and HAGIWARA Kenta and NAKAMURA Toshihiro,Radioactivity Analysis Using Commercially Available Chemical Reagents as Calibration Sources,BUNSEKI KAGAKU,05251931,The Japan Society for Analytical Chemistry,2017,66,4,263-270,https://cir.nii.ac.jp/crid/1390282679638291328,https://doi.org/10.2116/bunsekikagaku.66.263