Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Okabe Toru,Current Status of Platinum Group Metals and Recycling Technologies,Materia Japan,13402625,The Japan Institute of Metals and Materials,2007,46,8,522-529,https://cir.nii.ac.jp/crid/1390001204055285376,https://doi.org/10.2320/materia.46.522