Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) K. A. Jensen and Ulla Henriksen and C. Christophersen and J. Brunvoll and G. Hagen,Organic Selenium Compounds. V. Diselenolylium Salts.,Acta Chemica Scandinavica,0904-213X,Danish Chemical Society,1967,21,,1991-1992,https://cir.nii.ac.jp/crid/1360292621047148032,https://doi.org/10.3891/acta.chem.scand.21-1991