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) Mandelstam L,The uncertainty relation between energy and time in nonrelativistic quantum mechanics,J. Phys. (USSR),,,1945,9,,249,https://cir.nii.ac.jp/crid/1370285709897301766,