Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) YONEDA Shigeru,Attempt for Understanding of Environmental Radioactivity (II) : Fundamental Studies on Indoor Radon Measurement by α-Track Method,CHEMISTRY & EDUCATION,0386-2151,The Chemical Society of Japan,1991,39,1,81-83,https://cir.nii.ac.jp/crid/1390001204310626688,https://doi.org/10.20665/kakyoshi.39.1_81