著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Nakamura M,On von Neumann's theory of measurments in quantum statistics,Mathematica Japonica,00255513,Sakai : Japanese Association of Mathematical Sciences,1962-05,,7,????,https://cir.nii.ac.jp/crid/1522543655339935360,