Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Nao Kamei-Ishikawa and Shigeo Uchida and Keiko Tagami,Soil solution Ni concentrations over which Kd is constant in Japanese agricultural soils,Journal of nuclear science and technology = 日本原子力学会英文論文誌,00223131,Tokyo : Atomic Energy Society of Japan,2011-03,48,3,337-343,https://cir.nii.ac.jp/crid/1520290882125386112,