Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Tanabe K,Surface acidity and acid strength of nickel sulfate,"Journal of the Research Institute for Catalysis, Hokkaido University",0034530X,Sapporo,1963-03,10,3,????,https://cir.nii.ac.jp/crid/1520009408746736256,