Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Sugawara Hideo and Shimodaira Saburo,On the Apropriate Composition of Catalysts for Hydrometallurgical Processes at High Pressure,Journal of the Japan Institute of Metals and Materials,00214876,The Japan Institute of Metals and Materials,1961,25,2,155-159,https://cir.nii.ac.jp/crid/1390282681459523712,https://doi.org/10.2320/jinstmet1952.25.2_155