著者名,タイトル,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI)
C. Gini,"On the measure of concentration with special reference to income and statistics, Colorado College Publication",General Series,,,1936,208,1,,https://cir.nii.ac.jp/crid/1370861704783841681,