Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) "MATSUI, Toshiji and AZUMA, Katsuhiko",Research on the Surface State of Selenium Coated Nickel Catalyst Part Ⅲ:X-ray and Electron Diffraction Study on Surface Structure,CATALYST,05598958,北海道大學觸媒研究所,1954-03,10,,14-19,https://cir.nii.ac.jp/crid/1050282813962635904,